The element, with atomic number 118, will be
The element, with atomic number 118, will be Options (a) transition element (b) alkali metal (c) alkaline earth metal (d)…
8 years ago
Questions
Which of the following will not act as a buffer?
Which of the following will not act as a buffer? Options (a) NaHCO₃ + H₂CO₃ (b) NaOH + NaCl (c)…
8 years ago
Among the following the least thermally stable is
Among the following the least thermally stable is Options (a) K₂CO₃ (b) Na₂CO₃ (c) BaCO₃ (d) Li₂CO₃ Correct Answer: Li₂CO₃Explanation:No…
8 years ago
Which one of the following contain isopropyl group
Which one of the following contain isopropyl group Options (a) 2,2,3,3-tetramethylpentane (b) 2-methylpentane (c) 2,2,3-trimethylpentane (d) 3,3-dimethylpentane Correct Answer: 2-methylpentaneExplanation:No…
8 years ago
The correct order of ionization energy of C, N, O, F is
The correct order of ionization energy of C, N, O, F is Options (a) F < N < C <…
8 years ago
Which one of the following is not an amphoteric substance
Which one of the following is not an amphoteric substance Options (a) HNO₃ (b) HCO₃⁻ (c) H₂O (d) NH₃ Correct…
8 years ago
Which of the following is contained in alcoholic beverages
Which of the following is contained in alcoholic beverages Options (a) Glycerol (b) methanol (c) 2-propanol (d) Ethanol Correct Answer:…
8 years ago
Of the following complex ions one exhibits isomerism.That one is
Of the following complex ions one exhibits isomerism.That one is Options (a) [Ag(NH₃)₂]⁺ (b) [Co(NH₃)₅NO₂]²⁺ (c) [pt(en)Cl₂] (d) [Co(NH₃)Cl]²⁺ Correct…
8 years ago
The oxidation state of sulpur in sodium tetrathionate (Na₂S₄O₆) is
The oxidation state of sulpur in sodium tetrathionate (Na₂S₄O₆) is Options (a) 2 (b) 0 (c) 2.5 (d) 3.5 Correct…
8 years ago
An increase in pressure would favour which of the following reaction?
An increase in pressure would favour which of the following reaction? Options (a) N₂ + O₂ ⇌ 2NO (b) N₂O₄…
8 years ago