BITSAT · Chemistry
s Block Elements
27 practice questions for BITSAT — 24 easy · 3 medium · 0 hard. Every question is graded instantly with a step-by-step solution when you miss it.
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MCQ
Thomas slag is
MCQ
The alkali metals form salt-like hydrides by the direct synthesis at elevated temperature. The thermal stability of these hydrides decreases in which of the following orders?
MCQ
Which among the following is used in detergent
MCQ
Thermal decomposition of lithium nitrate gives
MCQ
Magnesium burns in $\mathrm{CO}_2$ to form
MCQ
Which of the following will precipitate first when aqueous solution containing sulphate ions are added?
MCQ
Which of the following compounds is thermodynamically is the most stable?
MCQ
Two elements $A$ and $B$ have similar chemical properties. They don't form solid hydrogencarbonates, but react with nitrogen to form nitrides. A and B, respectively, are :
MCQ
Which of the following has minimum melting point?
MCQ
$\mathrm{BeF}_2,$ is soluble in water whereas fluorides of other alkaline earth metals are insoluble because of
MCQ
Which of the following salt would give ${\text{SO} }_{2}$ with hot and dil ${H}_{2}{\text{SO} }_{4}$ and also decolourises ${\text{Br} }_{2}$ water?
MCQ
The correct order of mobility of alkali metal ions in aqueous solution is-