Which metal floats when put in water?
(A) Calcium
(B) Nickel
(C) Magnesium
(D) Potassium
Which of these non-metals is shiny?
(A) Carbon
(B) Iodine
(C) Sulfur
(D) Bromine
Which metal reacts with water?
(A) gold
(B) Potassium
(C) Silver
(D) Lead
Which non-metal is liquid at room temperature?
(A) mercury
(B) aluminum
(C) Bromine
(D) Copper
Which allotrope of carbon is more rigid?
(A) graphite
(B) Diamond
(C) Coal
(D) Kajal
is silica?
(A) metalloids
(B) metal
(C) non-metals
(D) none of these
Get the Examsbook Prep App Today