MCQ
Which of the following is correct $IUPAC$ name
- A$4-(1, 1-$ dimethyl ethyl) $-2-$ methyl pentane
- B$1-$ aminobutan $-1-$ one
- C$2-$ ethyl $-3-$ methyl pentane
- ✓$3-$ ethyl $-2-$ methyl pentane
✓
Answer
Correct option: D.
$3-$ ethyl $-2-$ methyl pentane
d
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The chemistry of lithium is very similar to that of magnesium even though they are placed in different groups
What is the correct order of acidity of the protons marked $A-D$ in the given compounds?
→Major product $(R)$ of following reaction is :
→Figure $\xrightarrow[{pyridine}]{{C{H_3}COCl}}$ $P$ $\xrightarrow[{C{H_3}COOH}]{{B{r_2}}}Q\,\xrightarrow{{{H_3}{O^ + }}}R$
The $pH$ of $0.1\,\,M$ solution of the following salts increases in the order
→Match the following:
→| Column $I$ | Column $II$ |
| $(A)$ $\mathrm{CH}_3-\mathrm{CHBr}-\mathrm{CD}_3$ on treatment with alc. $\mathrm{KOH}$ gives $\mathrm{CH}_2=\mathrm{CH}-\mathrm{CD}_3$ as a major product. | $(P)$ $E1$ reaction |
| $(B)$ $\mathrm{Ph}-\mathrm{CHBr}-\mathrm{CH}_3$ reacts faster than $\mathrm{Ph}-\mathrm{CHBr}-\mathrm{CD}_3$. | $(Q)$ $E2$ reaction |
| $(C)$ $\mathrm{Ph}-\mathrm{CH}_2-\mathrm{CH}_2 \mathrm{Br}$ on treatment with $\mathrm{C}_2 \mathrm{H}_5 \mathrm{OD} / \mathrm{C}_2 \mathrm{H}_5 \mathrm{O}^{-}$ gives $\mathrm{Ph}-\mathrm{CD}=\mathrm{CH}_2$ as the major product. | $(R)$ $E1$ cb reaction |
| $(D)$ $\mathrm{PhCH}_2 \mathrm{CH}_2 \mathrm{Br}$ and $\mathrm{PhCD}_2 \mathrm{CH}_2 \mathrm{Br}$ react with same rate. | $(S)$ First order reaction |
In which of the following transformations, the bond order has increased and the magnetic behaviour has changed ?
$HNO_3 + P_4O_{10} \rightarrow HPO_3 + A \,;$
→the product $A$ is
Keeping in view the periodic law and the periodic table suggest which of the following elements should have the maximum electronegative character
Nitro group in nitrobenzene is a
How it is widely used
