Metal And Its Compounds - Study Mode

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[#246] The element with atomic number . . . . . . . . will form alkaline oxide.

(A) 17

(B) 14

(C) 11

(D) 7

Correct Answer

(C) 11

[#247] Which of the following has the greatest malleability?

(A) gold

(B) mercury

(C) lithium

(D) titanium

Correct Answer

(A) gold

[#248] The atomic mass of Calcium is:

(A) 40

(B) 24

(C) 32

(D) 23

Correct Answer

(A) 40

[#249] Galvanization is a process in which a layer of zinc is plated to protect iron objects from . . . . . . . .

(A) turning

(B) rusting

(C) being corrosive

(D) decomposed

Correct Answer

(B) rusting

[#250] Aluminium metal is obtained from

(A) Pitch blende

(B) Graphite

(C) Bauxite

(D) Argentite

Correct Answer

(C) Bauxite