Question No.1
Which of the following is the reverse process of sublimation?
Select Answer
Correct Answer: ( B )
Question No.2
The liquid used in making dynamite is_____
- Nitro Glycerine
- Acetic acid
- Olic acid
- All of these
Select Answer
Correct Answer: ( A )
Question No.3
The detergent is a
- Soap
- Drug
- Catalyst
- Highly fatty acid of oil
Select Answer
Correct Answer: ( D )
Question No.4
The raw material used for the manufacturing of Nylon is
- Ethylene
- Adipic acid
- Urea
- Formaldehyde
Select Answer
Correct Answer: ( B )
Question No.5
What is the full form of IUPAC?
- International Union Power of Applied Chemistry
- Internal Union of Pure Applied Chemistry
- International Universal Pure and Applied Chemistry
- International Union of Pure and Applied Chemistry
Select Answer
Correct Answer: ( D )
Question No.6
Chlorine is a _______ element.
- Monoatomic
- Diatomic
- Tetra-atomic
- None of these
Select Answer
Correct Answer: ( B )
Question No.7
What is the molecular mass of H2SO4
?
- 44
- 56
- 86
- 98
Select Answer
Correct Answer: ( D )
Question No.8
What should be atomic number of an atom containing 4 protons and 8 neutrons ?
- 12
- 8
- 4
- 6
Select Answer
Correct Answer: ( C )
Question No.9
What is the maximum number of electrons that can be accommodated in the second shell?
- 2
- 8
- 18
- 36
Select Answer
Correct Answer: ( B )
Question No.10
Which one of the following is correct about elements?
- Elements are consists of one type of atoms
- All the elements are consists of same type of atoms.
- Elements are smallest part of a substance.
- None of these
Select Answer
Correct Answer: ( A )
Question No.11
Which of the following shells can hold maximum number of electrons?
- N
- M
- L
- K
Select Answer
Correct Answer: ( A )
Question No.12
Number of valence electrons in phosporus are:
- 4
- 5
- 2
- 8
Select Answer
Correct Answer: ( B )
Question No.13
Which of the following drug is used as an antidepressant?
- Oxybutynin
- Bupropion
- Tramadol
- Sumatriptan
Select Answer
Correct Answer: ( B )
Question No.14
Which of the following is not soluble in water?
- Zinc sulphate
- Lead sulphate
- Potasium sulphate
- Sodium sulphate
Select Answer
Correct Answer: ( B )
Question No.15
Which of the following is not correctly matched?
- Silver Iodide- Artificial rain
- Silver chloride- Horn silver
- Zinc oxide- Philosopher's wool
- Zinc phosphide- Globour salt
Select Answer
Correct Answer: ( D )
Question No.16
Which of the following is known as Marsh gas
- CH4
- C2H2
- C2H6
- COCl2
Select Answer
Correct Answer: ( A )
Question No.17
On the basis of percentage of Carbon amount , coal minerals are classified into how many types?
- 3
- 4
- 5
- 2
Select Answer
Correct Answer: ( B )
Question No.18
Which of the following will be observed, if two spoons of sugar is added to a bowl of water?
- Boiling point increases
- Boiling point decreases
- Boiling point remain unchanged
- None of these
Select Answer
Correct Answer: ( A )
Question No.19
Which of the following gases is heavier than oxygen?
- Ammonia
- Methane
- Helium
- Carbon dioxide
Select Answer
Correct Answer: ( D )
Question No.20
The number of electrons present in M shell of chlorine is:
- 18
- 7
- 2
- 8
Select Answer
Correct Answer: ( B )
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