Chemistry Quiz 25

Acetone reacts with HCN to form a cyanohydrin. It is an example of________________?

Liquid crystal is discovered by __________________?

Ethy1 chloride on reduction in the presence of Zn/HCI produces___________________?

Size of filter paper is selected according to the amount of__________________?

Formalin is ___________ solution of formaldehyde in water?

The strength of solution of an element whose electrode potential is to be measured is________________?

Electrolysis of dilute solution of NaCl results at the anode_______________?

The radioactive isotope of hydrogen is called___________?

Catalyst used to speed up the reaction of ammonia synthesis is________________________?

For which mechanisms the first step involved is the same ?

Mixture of catalysts Cr2O3 + A?2O3 + SiO2 at 500?C are used when benzene is prepared from_______________?

Animal fats are located particularly in__________________?

Phosphorus is a Greek word and it means_________________?

When benzene is substituted by halogens only which one of the following halogens only which one of the following halogens is given the number one position in the ring while writing the name of compound ?

The word Alkali means__________________?

Pressure in gas discharge tube was kept________________?

Allotropic form of phosphorus that is poisonous is___________________?

K2 (Cu(CN)4) which one is correct___________________?

moles of each aluminium and oxygen react with each other to produce aluminium oxide. The amount of product formed is______________________?

The processes of effusion and diffusion are best understand by________________?

Pure metal__________________?

Requirement of macronutrient per acre of the land is_________________?

Co-enzymes are_________________?

The weight of a metal of equivalent of 12 which will give 0.475g of its chloride is_______?

Reaction at anode is called________________?

Elements with similar chemical properties appear in the_________________?

How many isotopes have odd atomic number ?

Which one of the following is an inorganic fertilizer ?

Which ion will have maximum value of heat of hydration ?

Polyethylene Glycols are used in the preparation of which type of detergents?

Hydrogenolysis results in the formation of________________?

Spontaneous reactions are_______________?

The fertility of the soil is improved by________________?

The molecules of CO2 in dry ice form__________________?

Which of the following statements about isotopes is correct ?

Ionic bond is produced after complete transfer of ________________ ?

By combining n atmic orbitals no. of hybrid orbitals will be__________________?

Solubility of any salt can be determined from_______________?

The carbon atom of carbonyl group is__________________?

Which of the following compounds is not soluble in HNO3___?

The non-ideal behaviour results chiefly from________________?

The ether used in Wurtz synthesis is__________________?

Phosphene gas will be produced if phosphorous acid is subjected to___________________?

In alkaline battery the anode is made up of______________________?

Oxygen (molecular weight = 32) diffuses at a rate of 10cm3/min under the same conditions of temperature and pressure how fast will hydrogen (molecular weight = 2) diffuse ?

If we provide very high amount of heat to a liquid its boiling point will__________________?

Deuterium reacts with oxygen to form________________?

Grignard reagent is reactive due to___________________?

Which one of the following has polar covalent bond ?

Which of the following is not considered as an intermolecular force between molecules ?

An atom loses or gains electrons to__________________?

Which discovery caused a revision in the periodic law as stated by Mendeleev ?

Which of the following oxides of iodine is used for quantitative analysis of CO ?

Energy required to form transition state is called _________________?

Sum of protons and neutrons in an atom gives off _________ ?

How many moles of H2 are added up when benzene is heated with hydrogen in the presence of platinum ?

Consider the following reaction- 3Cl2 + 6NaOH ? NaClO3 + 5NaCl + 3H2O This reaction is_______________?

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

Which molecule has the highest bond energy among the halogens_________________?

Compounds having same molecular formula but differ in structural formula are called __________________?

The use of antifreeze in the automobile radiator is an important application of__________________?