List of top Chemistry Questions asked in JKCET

Which of the following compounds is known as copper glance?

What is the colour of the flame on heating potassium in the flame of a Bunsen burner?

If $ a $ , $ b $ , $ c $ are the lengths of three edges of unit cell, $ \alpha $ is the angle between side $ b $ and $ c $ , $ \beta $ is the angle between side $ a $ and $ c $ and $ \gamma $ is the angle between side $ a $ and $ b $ , what is the Bravais Lattice dimensions of a tetragonal crystal?

Which of the following reactions is used for producing symmetrical alkane with double carbon atoms?

Specify the coordination number of the metal in $ [CoBr_2(en)_2]^+ $ .

Read the following statements and identify the correct option.

The correct order of decreasing acid strength among the following acids is

The $ pH $ of pure water at $ 90\, ^?C $ will be

The attacking reagent in the nitration of benzene is

On mixing $ 20\, mL $ of acetone with $ 60\, mL $ of chloroform, the total volume of the solution is

Which among the following elements is a metalloid?

Reaction of sodium acetate with soda lime will produce which of the following?

Which among the following conformations is the most stable for cyclohexane?

From Freundlich adsorption isotherm, if $ log \frac{x}{m} $ is plotted in $ y $ -axis and $ log\,p $ in $ x $ -axis, the slope will be (Where $ 'k' $ and $ 'n' $ are constants that depend on the nature of the adsorbent and the gas at a particular temperature, $ 'x' $ is the mass of gas adsorbed on mass $ 'm' $ )

Which of the following is a characteristic of Low-Density Polyethylene $ (LDPE) $ ?

$ CHCl_3 $ is a polar solvent while $ CCl_4 $ is a non-polar solvent because $ CCl_4 $ has

Extent of physisorption of a gas increases with _________ .

Styrene-butadiene elastomers $ (SBR) $ are the largest-volume synthetic rubber in the world. What is the ratio of butadiene : styrene in $ SBR $ ?

The hydroxyl ion concentration in a solution having $ pH $ value $ 3 $ will be

Tilden's reagent is sometimes used for the isolation of terpenoids. Which among the following options is Tilden's reagent?

The value of magnetic quantum number of the last electron of " $ Na $ " is

What will be the geometry and magnetic moment of the complex $ [NiCl_4]^{2-} $ ?

What will be the relation between the $ T_1 $ of gas $ 1 $ with $ M_1 = 56 $ and $ T_2 $ of gas $ 2 $ with $ M_2 = 44 $ if the average speed of gas $ 1 $ is equal to most probable speed of gas $ 2 $ ?

What will be the correct unit of rate constant $ k $ for a reaction whose order is three ?

Dacron is continuous filament yarn used in curtains, dress fabrics and pressure fire hoses. The reaction for preparing dacron is by the combination of which of the following ?