At what temperature, the rms velocity of gas shown at 50⁰C will be doubled
Options
(a) 626 K (b) 1019 K (c) 200⁰C (d) 1019⁰C
Correct Answer:
1019⁰C
Explanation:
C(rms) = √(3RT / […]
The oxidation state of S in H₂SO₄ is
Options
(a) 2 (b) 4 (c) 6 (d) 7
Correct Answer:
6
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which of the following is not hydrolysed easily
Options
(a) CCl₄ (b) SiCl₄ (c) GeCl₄ (d) SnCl₄
Correct Answer:
CCl₄
Explanation:
No explanation available. Be the first to write the explanation for this […]
The products of the following reaction are
Options
(a) SiC and CO₂ (b) SiO and CO (c) SiC and CO (d) Si and CO₂
Correct Answer:
SiC and CO
Explanation:
No explanation available. […]
The diagonal partner of element B is
Options
(a) Li (b) Al (c) Si (d) Mg
Correct Answer:
Si
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Formula of gypsum is
Options
(a) CaSO₄.2H₂O (b) CaSO₄.1/2H₂O (c) 3CaSO₄.H₂O (d) 2CaSO₄.2H₂O
Correct Answer:
CaSO₄.2H₂O
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
Natural polymer amongst the following is
Options
(a) cellulose (b) kodel (c) nylon (d) terylene
Correct Answer:
cellulose
Explanation:
It is the building block of jute, coir, pineapple leaf fibres, straw and many more […]
Impurities present in the ore react to form a fusible substance known as
Options
(a) flux (b) gangue (c) nugget (d) mineral
Correct Answer:
gangue
Explanation:
flux + Gangue → Slag.
The unit of rate constant depends upon
Options
(a) rate of reaction (b) order of reaction (c) molecularity of reaction (d) all of the above
Correct Answer:
rate of reaction
Explanation:
r = […]
The unit of ionic mobility is
Options
(a) m² sec⁻¹ volt⁻¹ (b) m sec⁻¹ (c) m sec⁻¹ volt (d) m sec⁻¹ volt⁻¹
Correct Answer:
m² sec⁻¹ volt⁻¹
Explanation:
No explanation available. Be the […]
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