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1. Question marks are mentioned with each Question.
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5. This is a ONE TIME attempt test. Once started, it cannot be reversed or attempted again.
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1
The property of metals by virtue of which their surface has a shine is called _______________________.
Luster
Ducticle
Malleable
None of these.
2
Which of the following is the property of non metal ?
Ductility
Lustrous
Insulators
3
______________ metal is reddish brown.
Gold
Platinum
Silver
Copper
4
Metal atoms have a high tendency to __________________ their valence electrons and become positive ions (cations).
Lose
Gain
Both (a) and (b) are correct.
5
_________________, s a good conductor of electricity, is an exception.
Graphite
Oxygen
Nitrogen
Bromine
6
Which of the following non metal has low density ?
Carbon
Iodine
All of these.
7
Which metal is used for making bicycle bell ?
Mercury
Diamond
Iron
8
The solution of which of the following oxides will turn Red litmus paper Blue ?
9
By nature, what are the oxides of most non-metals?
Basic
Neutral
Acidic
Amphoteric
10
Which of the following are correct :
(a) Diamond has low density.
(b) Diamond has high density.
Only (a) is correct.
Only (b) is correct.
11
Which of the following metals can react chemically even with cold water ?
Magnesium
Aluminium
Calcium
12
(a) Non metals have higher density than that of the metals except Diamond.
(b) Density of an object is equal to its total mass divided by its total volume.
13
(a) Metals have high densities, except sodium, potassium, etc.
(b) All metals have high densities.
14
(a) Non metals have lower density than that of the metals except Diamond.
(b) Non metals have higher density than that of the metals except Diamond.
(c) Density of an object is equal to its total mass divided by its total volume.
Only (a) and (b) are correct.
Only (a) and (c) are correct.
Only (b) and (c) are correct.
15
(a) A material's density is defined as its mass per unit volume.
(b) Metals have low densities, except sodium, potassium, etc.
(c) Metals have high densities, except sodium, potassium, etc.