1.

Fill in the blanks:i. ……………has the highest melting point.ii. Mercury and…………are two metals in the liquid state at room temperature.iii. …………is the hardest natural substance.iv. The naturally occurring compounds of metals along with other impurities are known as………….v. The minerals from which metals are extracted profitably and conveniently are called…………..

Answer»

i. Tungsten has the highest melting point.

ii. Mercury and galium are two metals in the liquid state at room temperature.

iii. Diamond is the hardest natural substance.

iv. The naturally occurring compounds of metals along with other impurities are known as minerals.

v. The minerals from which metals are extracted profitably and conveniently are called ores.



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