Metal And Its Compounds - Study Mode
[#331] Which of the following metals is required to be kept in oil?
Correct Answer
(B) Potassium
[#332] Which are the materials generally employed as solder in soldering operation in electronics?
Correct Answer
(B) Lead and tin
[#333] The rusting of iron nail
Correct Answer
(B) increases its weight
[#334] Which of the following metal compounds are used in black and white photography?
Correct Answer
(A) Ag
[#335] Which of the following is a major component of German silver?
Correct Answer
(B) Copper