Among the following, the weakest conjugate base isA. `OH^(-)`B. `SH^(-

1.	Among the following, the weakest conjugate base isA. `OH^(-)`B. `SH^(-)`C. `SeH^(-)`D. `TeH^(-)`
Answer» Correct Answer - D

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Strongest reducing agent of the following isA. `H_(2)O`B. `H_(2)S`C. `H_(2)Se`D. `H_(2)Te`
Which of the following order represents correctly according to the property given?A. `H_(2)O ltH_(2)S ltH_(2)Se ltH_(2)Te` order of acidic strengthB. `H_(2)O gt H_(2)S gt H_(2)Se gt H_(2)Te` : polarity of the moleculeC. `H_(2)O gt H_(2)S gt H_(2)Te` : reducing natureD. `H_(2)O gt H_(2)S gt H_(2)Se gt H_(2)Te` : thermal stability
Gas X and Gas Y in solution state react to give a turns substance Z. X has unpleasant odour and turns lead acetate paper black. In the first reaction X is oxidised and Y is reduced. Y on further oxidation with `O_(3)` gives a compound W X and Y are:A. `SO_(2) and SO_(3)`B. `H_(2)S and SO_(2)`C. `CO_(2) and SO_(2)`D. `SO_(2) and O_(3)`
Which of the following turns lead acetate paper black?A. `SO_(2)`B. `SO_(3)`C. `H_(2)S`D. `H_(2)SO_(4)`
Gas X and Gas Y in solution state react to give a turns substance Z. X has unpleasant odour and turns lead acetate paper black. In the first reaction X is oxidised and Y is reduced. Y on further oxidation with `O_(3)` gives a compound W In which of the following reactions also the above turbidity (Z) is seenA. `K_(2)Cr_(2)O_(7)+Na_(2)SO_(3) overset"acidic medium"rarr`B. `Na_(2)S_(2)O_(3)+Cl_(2)+H_(2)Orarr`C. `SCl_(4)+H_(2)Orarr`D. `SO_(2)+H_(2)O_(2)rarr`
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How many of the following species can act as both bleaching agent and reducing agent `O_(3),H_(2)O_(2),SO_(2),HCl,SO_(3)`
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Among the following, the weakest conjugate base isA. `OH^(-)`B. `SH^(-)`C. `SeH^(-)`D. `TeH^(-)`

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