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- 1. Multiple Choice
THE PROBABLE COLOR OF IRON TRICHLORIDE
RED
BLUE
YELLOW
GREEN
- 2. Multiple Choice
When NaOH solution is added to Zinc Nitrate solution
Chalky White ppt formed
Gelatinous White ppt formed
Dirty Green ppt formed
Reddish-brown ppt formed
- 3. Multiple Choice
Identify the Hydroxide soluble in NaOH solution
Calcium Hydroxide
Copper Hydroxide
Ferric Hydroxide
Zinc Hydroxide
- 4. Multiple Choice
Identify the compound formed when Copper Hydroxide reacts with Ammonium Hydroxide
Tetraamminecopper( II ) Hydroxide
Copper Nitrate
Copper Hydrogen Carbonate
Copper Nitride
- 5. Multiple Choice
Identify the compound soluble in water
Zinc Hydroxide
Sodium Zincate
Lead Hydroxide
Lead Sulphate
- 6. Multiple Choice
IN THE REACTION,CALSIUM NITRATE Ca(NO3)2 + Na OH
THE COLOR OF THE HYDROXIDE FORMED ISGREEN
GREEN
BLUE
WHITE
REDDISH
- 7. Multiple Choice
When NaOH solution is added to Zinc Nitrate solution
Chalky White ppt formed
Gelatinous White ppt formed
Dirty Green ppt formed
Reddish-brown ppt formed
- 8. Multiple Choice
Identify the compound soluble in water
Zinc Hydroxide
Sodium Zincate
Lead Hydroxide
Lead Sulphate
- 9. Multiple Choice
The metal ion which can produce a coloured ion
Ferric
Lead
Zinc
Calcium
- 10. Multiple Choice
The Hydroxides which are soluble in NaOH solution
Ferrous & Copper
Ferric & Zinc
Zinc & Lead
Copper & Lead
- 11. Multiple Choice
The salt solution which cannot produce any ppt when treated with Ammonium Hydroxide Solution
Copper Nitrate
Lead Nitrate
Zinc Nitrate
Calcium Nitrate
- 12. Multiple Choice
ppt formed when Sodium hydroxide is added to Lead nitrate solution
Reddish Brown ppt
Dirty Green ppt
Chalky white ppt
Gelatinous white ppt
- 13. Multiple Choice
ppt formed when Ammonium hydroxide is added to Zinc nitrate solution
Reddish Brown ppt
Dirty Green ppt
Chalky white ppt
Gelatinous white ppt
- 14. Multiple Choice
ppt formed when Sodium hydroxide is added to Ferrous sulphate solution
Reddish Brown ppt
Dirty Green ppt
Chalky white ppt
Gelatinous white ppt
- 15. Multiple Choice
ppt formed when Ammonium hydroxide is added to Calcium Nitrate solution
No ppt
Dirty Green ppt
Chalky white ppt
Gelatinous white ppt
- 16. Multiple Choice
ppt formed when Sodium hydroxide is added to Copper Chloride solution
Reddish brown ppt
Pale Blue ppt
Chalky white ppt
Gelatinous white ppt
- 17. Multiple Choice
ppt formed when Ammonium hydroxide is added to Ferric Chloride solution
Chalky white pp
Pale Blue ppt
Dirty green ppt
Reddish brown ppt
- 18. Multiple Choice
ppt formed when Sodium hydroxide is added to Lead nitrate solution
Chalky white pp
Pale Blue ppt
Dirty green ppt
Gelatinous white ppt
- 19. Multiple Choice
WHAT HAPPENS IN THE REACTION
ZnSO4 + NaOH --------->ZN(OH)2 +Na2SO4, IN EXCESS OF SODIUM HYDROXIDE
NA2SO4 DISSOLVES
ZN(OH)2 DISSOLVES
ZN(OH)2 PRECIPITATES
N O T A
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