1.  Al

2.  Fe

3.  O2

4.  Ni

4
Correct Answer :

Ni


Explanation :
No Explanation available for this question

1.  PbO2

2.  Na2O2

3.  MnO2

4.  TiO2

4
Correct Answer :

Na2O2


Explanation :
No Explanation available for this question

1.  Halogens

2.  Alkali metals

3.  Alkaline earthmetals

4.  Transition element

4
Correct Answer :

Halogens


Explanation :
No Explanation available for this question

1.  90.20

2.  109028’

3.  1200

4.  94.80

4
Correct Answer :

94.80


Explanation :
No Explanation available for this question

1.  3000

2.  400

3.  4000

4.  5000

4
Correct Answer :

4000


Explanation :
No Explanation available for this question

1.  H2S

2.  HF

3.  VH0.6

4.  (AlH3)n

4
Correct Answer :

HF


Explanation :
No Explanation available for this question

1.  Aristotle

2.  Henry Cavendish

3.  Antoine Lavoisier

4.  Urey

4
Correct Answer :

Henry Cavendish


Explanation :
No Explanation available for this question

1.  +1

2.  -1

3.  +2

4.  -2

4
Correct Answer :

-1


Explanation :
No Explanation available for this question

1.  Halogenation

2.  Hydrogenation

3.  Oxidation

4.  Occlusion

4
Correct Answer :

Hydrogenation


Explanation :
No Explanation available for this question

1.  H2 is oxidized

2.  O2 is oxidized

3.  Hydrogen is reduced

4.  None of these

4
Correct Answer :

H2 is oxidized


Explanation :
No Explanation available for this question

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