Which of the following types of hybridization gives rise to tetrahedral molecules?
Which of the following types of hybridization gives rise to tetrahedral molecules? A. sp B. sp2 C. sp3…
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Which of the following is used as an anaesthetic?
Which of the following is used as an anaesthetic? A. CHI3 B. CHCI3 C. CH3OH D. C2H5OH E.…
A salt which loses mass when exposed to air is
A salt which loses mass when exposed to air is A. hygroscopic B. deliquescent C. efflorescent D. fluorescent…
Detergents are better than soaps for laundry because
Detergents are better than soaps for laundry because A. detergents are synthetic while soaps are not B. detergents…
Given that 32.0g sulphur contains 6.02 x 10 23 sulphur atoms how many atoms are…
Given that 32.0g sulphur contains 6.02 x 10 23 sulphur atoms how many atoms are there in 2.70g…
The empirical formula of hydrocarbon containing 0. 12 mole of carbon and 0.36 mole of…
The empirical formula of hydrocarbon containing 0. 12 mole of carbon and 0.36 mole of hydrogen is A.…
Which of the following does not affect the rate of a chemical reaction?
Which of the following does not affect the rate of a chemical reaction? A. Addition or presence of…
The reaction represented by the equation NaOH(aq) + HCI(aq) → NaCI(aq) + H2O(/)
The reaction represented by the equation NaOH(aq) + HCI(aq) → NaCI(aq) + H2O(/) A. is a double decomposition…
An acid present in proteins is
An acid present in proteins is A. lactic acid B. amino acid C. propanoic acid D. palmitic acid…
The following are uses of sulphur except
The following are uses of sulphur except A. manufacture of tetraoxosulphate (VI) acid B. prevention of the growth…