Metal And Its Compounds - Study Mode
[#176] Which of the following is the chemical name of baking soda?
Correct Answer
(C) Sodium hydrogen carbonate
[#177] What is the chemical name of lime water?
Correct Answer
(D) calcium hydroxide
[#178] A copper substances when exposed to air gains a green coating due to the formation of
Correct Answer
(B) $$CuC{O_3} cdot Cu{left( {OH}
ight)_2}$$
[#179] Metallurgy is a process-
Correct Answer
(C) To extract metals from the ore
[#180] Which product is formed when electricity is passed through a solution made in water of sodium chloride?
Correct Answer
(D) sodium hydroxide