List of top Chemistry Questions asked in MET

Which one of the following compounds gives aspirin on reacting with acetic anhydride in presence of \( H_2SO_4 \)?
\( \text{N}_2 \) gas is liberated when [HCl + NaNO$_2$] reacts with the following compounds;
A. CH$_3$CH$_2$NH$_2$
B. urea
C. CH$_2$CONH$_2$
D. C$_6$H$_5$NH$_2$
Which of the following reactions is given by only primary amines?
Which of the following alkenes will react fastest with \( \mathrm{H_2} \) under catalytic hydrogenation conditions?
• [(1)] \(\mathrm{RCH=CHR}\)
• [(2)] \(\mathrm{RCH=CH_2}\)
• [(3)] \(\mathrm{R_2C=CHR}\)
• [(4)] \(\mathrm{R_2C=CR_2}\)
Complete hydrolysis of cellulose gives:
The product of the following reaction,
{C$_6$H$_5$COCH$_2$Br$_2$ + OH$^-$}.....
The IUPAC name of the compound
\(\mathrm{CH_3-CH_2-N(CH_3)-C(=O)-H}\)
Glucose reacts with acetic anhydride to give pentaacetyl derivative. Which of the following is true about that?
The saponification value of an oil or fat is measured in terms of:
Which of the following reaction doesn’t support the acidic nature of alkyne?
Which of the following has the highest nucleophilicity?
The nature of \( \text{Fe}_2\text{O}_3 \) is
Concentrated nitric acid (\( \text{HNO}_3 \)) oxidizes phosphorus to:
Number of isomeric primary amines obtained from \( C_4H_9N \) are:
Anhydrous AlCl$_3$ fume in air due to:
Which of the following sets of quantum numbers is not permitted?
An element \( M \) has an atomic mass of 19 and atomic number 9, its ions are represented by:
In \( S_8 \) molecules, the type of hybridisation exhibited by sulphur is:
In the oxyacids of chlorine, Cl–O bond contains:
Orbital is:
In the following reaction, which choice has value twice that of the equivalent weight of the oxidising agent?
\[ \text{SO}_2 + 2\text{H}_2\text{O} \rightarrow \text{S} + 2\text{H}_2\text{O}_2 \]
Which of the following pairs is an isobar?
The largest number of molecules is in:
A soap bubble in vacuum has a radius of 3 cm and another soap bubble in vacuum has a radius of 4 cm. If the two bubbles coalesce under isothermal condition, then the radius of the new bubble will be:
A 10 cm\(^3\) cube floats in water with a height of 4 cm\(^3\) remaining above the surface. The density of the material from which the cube is made is: