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Class 10 Chemistry Acid,Bases And Salts Give the characteristics of an acidic salt.


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Give the characteristics of an acidic salt.

Classify the following salts as soluble or insoluble salts: iv. Copper sulphate
Classify the following salts as soluble or insoluble salts: iv. Copper sulphate

Classify the following salts as soluble or insoluble salts: iv. Copper sulphate

Classify the following salts as soluble or insoluble salts:i. Sodium chloride
Classify the following salts as soluble or insoluble salts:i. Sodium chloride

Classify the following salts as soluble or insoluble salts:i. Sodium chloride

Classify the following salts as soluble or insoluble salts: vii. Sodium carbonate
Classify the following salts as soluble or insoluble salts: vii. Sodium carbonate

Classify the following salts as soluble or insoluble salts: vii. Sodium carbonate

19. You are in a need of an acidic salt. How can you prepare it?
19. You are in a need of an acidic salt. How can you prepare it?

19. You are in a need of an acidic salt. How can you prepare it?

4. Complete the following Table.Solution \left[\mathrm{H}^{+}\right] [\mathrm{OH}] [\mathrm{pH}] [pOH](i) 0.15 \mathrm{M} \mathrm{Hl} (ii) 0.040 \mathrm{M} \mathrm{KOH} (iii) 0.020 \mathrm{M} \mathrm{Ba}(\mathrm{OH})_{2} (iv) 0.00030 \mathrm{M} \mathrm{HClO}_{4} (v) 0.55 \mathrm{M} \mathrm{NaOH} (iv) 0.055 \mathrm{M} \mathrm{HCl} (vii) 0.055 \mathrm{M} \mathrm{Ca}(\mathrm{OH})_{2}
4. Complete the following Table.Solution  \left[\mathrm{H}^{+}\right] [\mathrm{OH}] [\mathrm{pH}]   [pOH](i)  0.15 \mathrm{M} \mathrm{Hl} (ii)  0.040 \mathrm{M} \mathrm{KOH} (iii)  0.020 \mathrm{M} \mathrm{Ba}(\mathrm{OH})_{2} (iv)  0.00030 \mathrm{M} \mathrm{HClO}_{4} (v)  0.55 \mathrm{M} \mathrm{NaOH} (iv)  0.055 \mathrm{M} \mathrm{HCl} (vii)  0.055 \mathrm{M} \mathrm{Ca}(\mathrm{OH})_{2}

4. Complete the following Table.Solution \left[\mathrm{H}^{+}\right] [\mathrm{OH}] [\mathrm{pH}] [pOH](i) 0.15 \mathrm{M} \mathrm{Hl} (ii) 0.040 \mathrm{M} \mathrm{KOH} (iii) 0.020 \mathrm{M} \mathrm{Ba}(\mathrm{OH})_{2} (iv) 0.00030 \mathrm{M} \mathrm{HClO}_{4} (v) 0.55 \mathrm{M} \mathrm{NaOH} (iv) 0.055 \mathrm{M} \mathrm{HCl} (vii) 0.055 \mathrm{M} \mathrm{Ca}(\mathrm{OH})_{2}

18. Which one of the following is a Lewis base?a. \mathrm{NH}_{3} b. \mathrm{BF}_{3} c. \mathrm{H}^{+} d. \mathrm{AlCl}_{3}
18. Which one of the following is a Lewis base?a.  \mathrm{NH}_{3} b.  \mathrm{BF}_{3} c.  \mathrm{H}^{+} d.  \mathrm{AlCl}_{3}

18. Which one of the following is a Lewis base?a. \mathrm{NH}_{3} b. \mathrm{BF}_{3} c. \mathrm{H}^{+} d. \mathrm{AlCl}_{3}

8. In the preparation of insoluble salts which one of the facts is incorrect?a. two soluble salts are mixedb. two soluble salts are producedc. one of the salts produced is insolubled. both of the salts produced are insoluble
8. In the preparation of insoluble salts which one of the facts is incorrect?a. two soluble salts are mixedb. two soluble salts are producedc. one of the salts produced is insolubled. both of the salts produced are insoluble

8. In the preparation of insoluble salts which one of the facts is incorrect?a. two soluble salts are mixedb. two soluble salts are producedc. one of the salts produced is insolubled. both of the salts produced are insoluble

Classify the following salts as soluble or insoluble salts: viii. Calcium carbonate
Classify the following salts as soluble or insoluble salts: viii. Calcium carbonate

Classify the following salts as soluble or insoluble salts: viii. Calcium carbonate

Give the characteristics of an acidic salt.
Give the characteristics of an acidic salt.
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Give the characteristics of an acidic salt.

Classify the following salts as soluble or insoluble salts: x. Magnesium sulphate
Classify the following salts as soluble or insoluble salts: x. Magnesium sulphate

Classify the following salts as soluble or insoluble salts: x. Magnesium sulphate

Classify the following salts as soluble or insoluble salts: iii. Lead chloride
Classify the following salts as soluble or insoluble salts: iii. Lead chloride

Classify the following salts as soluble or insoluble salts: iii. Lead chloride

14. How are the insoluble salts prepared?
14. How are the insoluble salts prepared?

14. How are the insoluble salts prepared?

Give four uses of calcium oxide.
Give four uses of calcium oxide.

Give four uses of calcium oxide.

11. What is the \mathrm{pOH} of a 0.02 \mathrm{M} \mathrm{Ca}(\mathrm{OH})_{2} ?a. 1.698 b. 1.397 c. 12.31 d. 12.61
11. What is the  \mathrm{pOH}  of a  0.02 \mathrm{M} \mathrm{Ca}(\mathrm{OH})_{2}  ?a.  1.698 b.  1.397 c.  12.31 d.  12.61

11. What is the \mathrm{pOH} of a 0.02 \mathrm{M} \mathrm{Ca}(\mathrm{OH})_{2} ?a. 1.698 b. 1.397 c. 12.31 d. 12.61

12. Which one of the following species is not amphoteric?a. \mathrm{H}_{2} \mathrm{O} b. \mathrm{NH}_{3} c. \mathrm{HCO}_{3}^{-} d. \mathrm{SO}_{4}{ }^{2-}
12. Which one of the following species is not amphoteric?a.  \mathrm{H}_{2} \mathrm{O} b.  \mathrm{NH}_{3} c.  \mathrm{HCO}_{3}^{-} d.  \mathrm{SO}_{4}{ }^{2-}

12. Which one of the following species is not amphoteric?a. \mathrm{H}_{2} \mathrm{O} b. \mathrm{NH}_{3} c. \mathrm{HCO}_{3}^{-} d. \mathrm{SO}_{4}{ }^{2-}

A solution of hydrochloric acid is 0.01 \mathrm{M} . What is its \mathrm{pH} value?
A solution of hydrochloric acid is  0.01 \mathrm{M} .  What is its  \mathrm{pH}  value?

A solution of hydrochloric acid is 0.01 \mathrm{M} . What is its \mathrm{pH} value?

13. The product of Lewis acid-base reaction is called adduct. The bond between the adduct specie is:a. ionicb. covalentc. metallicd. coordinate covalent
13. The product of Lewis acid-base reaction is called adduct. The bond between the adduct specie is:a. ionicb. covalentc. metallicd. coordinate covalent

13. The product of Lewis acid-base reaction is called adduct. The bond between the adduct specie is:a. ionicb. covalentc. metallicd. coordinate covalent

6. A salt always :a. contains ionsb. contains water of crystallizationc. dissolves in waterd. forms crystals which conduct electricity
6. A salt always :a. contains ionsb. contains water of crystallizationc. dissolves in waterd. forms crystals which conduct electricity

6. A salt always :a. contains ionsb. contains water of crystallizationc. dissolves in waterd. forms crystals which conduct electricity

Explain with examples how are soluble salts prepared?
Explain with examples how are soluble salts prepared?
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Explain with examples how are soluble salts prepared?

17. Name the acids present in:ii. Ant sting
17. Name the acids present in:ii. Ant sting
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17. Name the acids present in:ii. Ant sting

Find the pH of 0.01 \mathrm{M} sulphuric acid?
Find the pH of  0.01 \mathrm{M}  sulphuric acid?
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Find the pH of 0.01 \mathrm{M} sulphuric acid?

2 . Define a base and explain that all alkalies are bases but all bases are not alkalies.
 2 . Define a base and explain that all alkalies are bases but all bases are not alkalies.
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2 . Define a base and explain that all alkalies are bases but all bases are not alkalies.

2. Calculate the pH of 0.1 \mathrm{M} \mathrm{KOH} ?
2. Calculate the pH of  0.1 \mathrm{M} \mathrm{KOH}  ?
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2. Calculate the pH of 0.1 \mathrm{M} \mathrm{KOH} ?

1. Name three common household substances havinga. \mathrm{pH} value greater than 7
1. Name three common household substances havinga.  \mathrm{pH}  value greater than 7
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1. Name three common household substances havinga. \mathrm{pH} value greater than 7

Complete and balance the following equations:ii. Copper oxide + Sulphuric acid
Complete and balance the following equations:ii. Copper oxide  +  Sulphuric acid
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Complete and balance the following equations:ii. Copper oxide + Sulphuric acid

Explain why:iii. \overline{\mathrm{H}}_{3} \mathrm{PO}_{4} form three series of salts. Give necessary equations.
Explain why:iii.  \overline{\mathrm{H}}_{3} \mathrm{PO}_{4}  form three series of salts. Give necessary equations.
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Explain why:iii. \overline{\mathrm{H}}_{3} \mathrm{PO}_{4} form three series of salts. Give necessary equations.

Classify the following salts as soluble or insoluble salts: vi. Ammonium chloride
Classify the following salts as soluble or insoluble salts: vi. Ammonium chloride
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Classify the following salts as soluble or insoluble salts: vi. Ammonium chloride

10. The conjugate acid of \mathrm{HPO}_{4}{ }_{4}{ }^{2-} is :a. \mathrm{PO}_{4}{ }^{3-} b. \mathrm{H}_{2} \mathrm{PO}_{4}{ }^{2-} c. \mathrm{H}_{2} \mathrm{PO}_{4}{ }^{-} d. \mathrm{H}_{3} \mathrm{PO}_{4}
10. The conjugate acid of  \mathrm{HPO}_{4}{ }_{4}{ }^{2-}  is :a.  \mathrm{PO}_{4}{ }^{3-} b.  \mathrm{H}_{2} \mathrm{PO}_{4}{ }^{2-} c.  \mathrm{H}_{2} \mathrm{PO}_{4}{ }^{-} d.  \mathrm{H}_{3} \mathrm{PO}_{4}
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10. The conjugate acid of \mathrm{HPO}_{4}{ }_{4}{ }^{2-} is :a. \mathrm{PO}_{4}{ }^{3-} b. \mathrm{H}_{2} \mathrm{PO}_{4}{ }^{2-} c. \mathrm{H}_{2} \mathrm{PO}_{4}{ }^{-} d. \mathrm{H}_{3} \mathrm{PO}_{4}

14. The water of crystallization is responsible for thea. melting points of crystalsb. boiling points of crystalsc. shapes of crystalsd. transition point of crystals
14. The water of crystallization is responsible for thea. melting points of crystalsb. boiling points of crystalsc. shapes of crystalsd. transition point of crystals
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14. The water of crystallization is responsible for thea. melting points of crystalsb. boiling points of crystalsc. shapes of crystalsd. transition point of crystals

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