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- 1. Multiple Choice
Name the non metal which is liquid
carbon
iodine
graphite
bromine
- 2. Multiple Choice
hardest non metal
carbon
daimond
- 3. Multiple Choice
electropositive elements
metals
non metals
- 4. Multiple Choice
who loses electrons
non metals
metals
- 5. Multiple Choice
which of the following is the physical property of non metal?
lustrous
sonourous
good conductors
soft
- 6. Multiple Choice
which of the following metal is hard and cannot be cutted by kife ?
pottasium
calcium
lithium
sodium
- 7. Multiple Choice
metals are used in making musical insruments because they are
malleable
ductile
lustrous
sonorous
- 8. Multiple Choice
which metal is used in making big ships?
iron
aluminim
silver
copper
- 9. Multiple Choice
most ductile metal
silver
daimond
gold
magnesium
- 10. Multiple Choice
which of the following metal is not grey in colour?
silver
platinum
copper
lead
- 11. Multiple Choice
metallic oxides are
basic in nature
acidic in nature
- 12. Multiple Choice
Amphoteric oxide shows
acidic nature
basic nature
both a and b
none of these
- 13. Multiple Choice
Metal which gives hydrogen gas on reaction with nitric acid
magnesim
both a and c
gold
none of these
- 14. Multiple Choice
which one of the following is not a noble metal?
aluminium
copper
gold
silver
- 15. Multiple Choice
electronegative elements
metals
non metals
- 16. Multiple Choice
non metal which is good conductor of heat and electricity
sulphur
graphite
carbon
nitrogen
- 17. Multiple Choice
metals
losses electrons
gains electrons
both a and b
none of these
- 18. Multiple Choice
ionic compound have
high melting point
both a and d
none of these
high boiling point
- 19. Multiple Choice
ionic compounds are insoluble in
water
petrol
only a
both a and b
- 20. Multiple Choice
metalloids are
good conductors
semi conductors
bad conductors
both a and b
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