Basic Concepts of… | NUST Entrance Test

Metals tend to lose electrons, becoming

Difficulty: Easy

A:

Positively charged ions

B:

Non-metals

C:

Negatively charged ions

D:

All of above

Non-metals tend to gain electrons, becoming:

Difficulty: Easy

A:

Metals

B:

Positively charged ions

C:

Negatively charged ions

D:

(a) and (c)

First atomic theory was put forward by an English school teacher :

Difficulty: Easy

A:

Maxwell

B:

Newton

C:

Sanger

D:

John Dalton

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