What will be the partial pressure of He and O₂, if 200 mL of He at 0.66 atm and 400 mL
What will be the partial pressure of He and O₂, if 200 mL of He at 0.66 atm and 400 mL of O₂ at 0.52 atm. pressure are mixed in 400 mL vessel at 20⁰C […]
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Which of the following is a representation of Gay-Lussac’s law
Which of the following is a representation of Gay-Lussac’s law
Options
(a) P₁V₁ = P₂V₂ (b) P₁T₁ = P₂T₂ (c) V₁T₂ = V₂T₁ (d) P₁T₂ = P₂T₁
Correct Answer:
P₁T₂ = P₂T₁
Explanation: […]
Higher percentage of carbon is found in
Higher percentage of carbon is found in
Options
(a) bituminous (b) peat (c) anthracite (d) lignite
Correct Answer:
anthracite
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Which of the following is not polyamide
Which of the following is not polyamide
Options
(a) Glyptal (b) Nylon-66 (c) Nylon-6 (d) protein
Correct Answer:
Glyptal
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Which of the following polymer is an example of fibre
Which of the following polymer is an example of fibre
Options
(a) Silk (b) Dacron (c) Nylon-66 (d) All of these
Correct Answer:
All of these
Explanation:
Fibres are the polymers which have strong […]
Which of the following metal is not ferromagnetic
Which of the following metal is not ferromagnetic
Options
(a) Cobalt (b) Iron (c) Manganese (d) Nickel
Correct Answer:
Manganese
Explanation:
The substances which are strongly attracted by the magnetic field and show permanent […]
The electronic configuration of a noble gas is
The electronic configuration of a noble gas is
Options
(a) 1s² 2s² 2p⁶3s² (b) 1s² 2s² 2p⁶ (c) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² (d) 1s² 2s² 2p⁶3s¹
Correct Answer:
1s² 2s² 2p⁶
If 18g of water is electrolysed then volume of oxygen obtained at STP is
If 18g of water is electrolysed then volume of oxygen obtained at STP is
Options
(a) 11.2 L (b) 2.8 L (c) 22.4 L (d) 5.6 L
Correct Answer:
11.2 L
Explanation:
2H₂O(36g)→ […]