OA2010

At what temperature, the rms velocity of gas shown at 50⁰C will be doubled

At what temperature, the rms velocity of gas shown at 50⁰C will be doubled Options (a) 626 K (b) 1019…

The oxidation state of S in H₂SO₄ is

The oxidation state of S in H₂SO₄ is Options (a) 2 (b) 4 (c) 6 (d) 7 Correct Answer: 6Explanation:No…

Which of the following is not hydrolysed easily

Which of the following is not hydrolysed easily Options (a) CCl₄ (b) SiCl₄ (c) GeCl₄ (d) SnCl₄ Correct Answer: CCl₄Explanation:No…

The products of the following reaction are

The products of the following reaction are Options (a) SiC and CO₂ (b) SiO and CO (c) SiC and CO…

The diagonal partner of element B is

The diagonal partner of element B is Options (a) Li (b) Al (c) Si (d) Mg Correct Answer: SiExplanation:No explanation…

Formula of gypsum is

Formula of gypsum is Options (a) CaSO₄.2H₂O (b) CaSO₄.1/2H₂O (c) 3CaSO₄.H₂O (d) 2CaSO₄.2H₂O Correct Answer: CaSO₄.2H₂OExplanation:No explanation available. Be the…

Natural polymer amongst the following is

Natural polymer amongst the following is Options (a) cellulose (b) kodel (c) nylon (d) terylene Correct Answer: cellulose Explanation: It…

Impurities present in the ore react to form a fusible substance known as

Impurities present in the ore react to form a fusible substance known as Options (a) flux (b) gangue (c) nugget…

The unit of rate constant depends upon

The unit of rate constant depends upon Options (a) rate of reaction (b) order of reaction (c) molecularity of reaction…

The unit of ionic mobility is

The unit of ionic mobility is Options (a) m² sec⁻¹ volt⁻¹ (b) m sec⁻¹ (c) m sec⁻¹ volt (d) m…