List of top Chemistry Questions asked in MHT CET

Plastic used to preserve yogurts is replaced with a polymer called polylactic acid is an example of ____________.

Heavy water is _________. 

$12g$ of urea is present in 1 litre of solution and $68.4g$ of sucrose is separately dissolved in 1 litre of another sample of solution. The lowering of vapour pressure of first solution is:

Identify the element with the atomic number 10.

First organic compound to be synthesised was_______.

A high molecular weight compound formed by combining large numbers of small molecules of low molecular weight is called:

Molecules: General formula. (n represents the number of carbon atoms in chain)1. Aldehydes: $C_n{H}_{2n}O$2. Carboxylic acids: $C_n{H}_{2n}{O}_2$3. Cycloalkanes: $C_n{H}_{2n}$4. Alkanes: $C_n{H}_{2n+2}$Which of the above matching is correct? Choose from the options given below:

 Match column A with column B:Column AColumn B1. Rayona. Coating of non-stick2. Teflonb. Handles and Switches3. Bakelitec. Pipes4. PVCd. Clothes

If a $Z{n}^{2+}/Zn$ electrode is diluted $100$ times, then the emf will show: 

Two different first order reactions have rate constants ${\mathrm{k}}_1$ and ${\mathrm{k}}_2$ at ${\mathrm{T}}_1({\mathrm{k}}_1>{\mathrm{k}}_2)$. If temperature is increased from ${\mathrm{T}}_1$ to ${\mathrm{T}}_2$, then new constants become ${\mathrm{k}}_3$ and ${\mathrm{k}}_4$ respectively. Which among the following relations is correct?

The increasing order of basicity of the following compounds is:

A reaction has both ΔH and ΔS negative. The rate of reaction:

In which of the following type of nano-material, one dimension is outside the nano scale?

Carrier ions like sodium ions facilitate the absorption of substances like:

The solubility (in $\mathrm{mol}{L}^{-1}$) of $AgCl(K_{sp}=1.0\times {10}^{-10})$ in a $0.1MKCl$ solution will be:

Which element has three shells which are completely filled with electrons?

The value of gas constant per degree per mole is approximately:

Match correctly the functional group given in List-I with the Nomenclature of that functional group given in list-II:List IList IIa. Aldehydei. Propanoneb. Halogenii. Propanalc. Ketoneiii. Propanold. Alcoholiv. Bromopropane

Anneling process of PCR is performed at ___ temperature

Magnetic Moment of Mn ²⁺ is

Find the time required to complete a reaction 90 %.if the reaction is completed 50% in 15 minutes

IUPAC name of Glyceraldehyde is

IUPAC Name of Acetone is

The no. of pi bond present in benzoic acid option

What are the 4 types of hydrocarbons?