Metal And Its Compounds - Study Mode

[#81] Which one of the following is not true about plaster of Paris?
Correct Answer

(B) Plaster of Paris doesn't change on wetting with water

[#82] Which of the following metals makes more positively charged ions?
Correct Answer

(A) sodium

[#83] Chalk and marble are different forms of
Correct Answer

(B) calcium carbonate

[#84] What is the chemical name of CaO?
Correct Answer

(D) Calcium oxide

[#85] . . . . . . . . is the chemical name of slaked lime.
Correct Answer

(B) Calcium hydroxide