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Class 10 Chemistry Acid,Bases And Salts


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18.WhichoneofthefollowingisaLewisbase?a.NH3b.BF3c.H+d.AlCl318. Which one of the following is a Lewis base?a. \mathrm{NH}_{3} b. \mathrm{BF}_{3} c. \mathrm{H}^{+} d. \mathrm{AlCl}_{3}

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

Classifythefollowingsaltsassolubleorinsolublesalts:iv.CoppersulphateClassify 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

Classifythefollowingsaltsassolubleorinsolublesalts:i.SodiumchlorideClassify 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

Classifythefollowingsaltsassolubleorinsolublesalts:vii.SodiumcarbonateClassify 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.Youareinaneedofanacidicsalt.Howcanyouprepareit?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.CompletethefollowingTable.Solution[H+][OH][pH][pOH](i)0.15MHl(ii)0.040MKOH(iii)0.020MBa(OH)2(iv)0.00030MHClO4(v)0.55MNaOH(iv)0.055MHCl(vii)0.055MCa(OH)24. 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}
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18.WhichoneofthefollowingisaLewisbase?a.NH3b.BF3c.H+d.AlCl318. Which one of the following is a Lewis base?a. \mathrm{NH}_{3} b. \mathrm{BF}_{3} c. \mathrm{H}^{+} d. \mathrm{AlCl}_{3}

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