Which is the hardest among following...? Mcqs

Latest MCQs

Which is the hardest among following...?

(i) Radium
(ii) Diamond

(iii) Graphite
(iv) Gold

Latest MCQs

How many neutrons are in hydrogen...?

(i) 0
(ii) 1

(iii) 2
(iv) 3

Latest MCQs

The freezing point of water on a centigrade scale is...?

(i) 0°C
(ii) 1°C

(iii) -1°C
(iv) 5°C

Latest MCQs

The formula of Quartz is:...?

(i) SiO2
(ii) Nacl

(iii) SiO4
(iv) None of these

Latest MCQs

Which one of the following is a metal...?

(i) Gypsum
(ii) Mercury

(iii) Limestone
(iv) Granite

Latest MCQs

Which is used as an electrode in the dry cell:...?

(i) Lead
(ii) Graphite

(iii) Molybdenum
(iv) None of these

Latest MCQs

What is most common salt in sea water...?

(i) Calcium barbonate
(ii) Potassium Chloride

(iii) Sodium Chloride
(iv) Magnesium Sulphate

Latest MCQs

Which of the following is used in normal pencils...?

(i) Graphite
(ii) Silicon

(iii) Charcoal
(iv) Slate

Latest MCQs

The most abundant metal in the earth's crust is:...?

(i) Zinc
(ii) Copper

(iii) Aluminum
(iv) Iron

Latest MCQs

How many neutrons in hydrogen:...?

(i) O
(ii) 1

(iii) 2
(iv) 3

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