Metal And Its Compounds - Study Mode

[#251] Which of the following alloys is made up of 4 components?
Correct Answer

(B) Nichrome

[#252] Which of the following can be used for purification of water?
Correct Answer

(B) Alum

[#253] Which of the following metals reacts with vapour to form metal oxides and hydrogen?
Correct Answer

(A) aluminium

[#254] When dissolved in water, it converts into gypsum.
Correct Answer

(D) Calcium sulphate hemihydrate

[#255] LiAlH 4 among them sodium amalgam and NaBH 4 What is the common property?
Correct Answer

(C) They are reducing agents