Bleaching powder is obtained by treating chloride with
Bleaching powder is obtained by treating chloride with Options (a) CaO (b) CaSO₄ (c) CaCO₃ (d) Ca(OH)₂ Correct Answer: Ca(OH)₂Explanation:No…
8 years ago
Questions
Grignard reagent is prepared by the reaction between
Grignard reagent is prepared by the reaction between Options (a) zinc and alkyne (b) magnesium and alkane (c) zinc and…
8 years ago
In which process,fused sodium hydroxide is eletrolysed at a 330⁰C temperature
In which process,fused sodium hydroxide is eletrolysed at a 330⁰C temperature for extraction of sodium Options (a) Castner's process (b)…
8 years ago
Bleaching powder is prepared from the reaction of
Bleaching powder is prepared from the reaction of Options (a) slacked lime and chlorine (b) quicklime and chlorine (c) burnt…
8 years ago
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…
8 years ago
Correct order of the stability of group IIA metal carbonates is
Correct order of the stability of group IIA metal carbonates is Options (a) MgCO₃ > CaCO₃ > SrCO₃ > BaCO₃…
8 years ago
Choose the incorrect statement in the following
Choose the incorrect statement in the following Options (a) BeO is almost insoluble but BeSO₄ is solution in water (b)…
8 years ago
The alkali halide that is soluble in pyridine is
The alkali halide that is soluble in pyridine is Options (a) NaCl (b) LiCl (c) KCl (d) CsI Correct Answer:…
8 years ago
The increasing order of the density of alkali metals
The increasing order of the density of alkali metals Options (a) Li < K < Na < Rb < Cs…
8 years ago
Choose the paramagnetic oxide in the following
Choose the paramagnetic oxide in the following Options (a) Na₂O (b) MgO (c) KO₂ (d) BeO Correct Answer: KO₂Explanation:No explanation…
8 years ago