MCQ
The general formula for alkyl halides is
- ✓${C_n}{H_{2n + 1}}X$
- B${C_n}{H_{2n + 2}}X$
- C${C_n}{H_{n + 1}}X$
- D${C_n}{H_{2n}}X$
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$Ag | Ag^+(0.1\,M) || Ag^+(1\,M) | Ag$ at $298\,K$ is ............ $\mathrm{V}$
Product $(C)$ is
$A$. All the transition metals except scandium form $MO$ oxides which are ionic.
$B$. The highest oxidation number corresponding to the group number in transition metal oxides is attained in $Sc _2 O _3$ to $Mn _2 O _7$.
$C$. Basic character increases from $V _2 O _3$ to $V _2 O _4$ to $V _2 O _5$.
$D$. $V _2 O _4$ dissolves in acids to give $VO _4^{3-}$ salts.
$E$. $CrO$ is basic but $Cr _2 O _3$ is amphoteric.
Choose the correct answer from the options given below:
$X, Y$ and $Z$ can be described as