Chemistry Quiz 25

Ionic bond is produced after complete transfer of ________________ ?

Formalin is ___________ solution of formaldehyde in water?

Solubility of any salt can be determined from_______________?

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

Which ion will have maximum value of heat of hydration ?

The word Alkali means__________________?

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

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

The fertility of the soil is improved by________________?

For which mechanisms the first step involved is the same ?

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 ?

Spontaneous reactions are_______________?

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

Which of the following compounds is not soluble in HNO3___?

The processes of effusion and diffusion are best understand by________________?

The radioactive isotope of hydrogen is called___________?

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

In alkaline battery the anode is made up of______________________?

The non-ideal behaviour results chiefly from________________?

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

Grignard reagent is reactive due to___________________?

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

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

Energy required to form transition state is called _________________?

Elements with similar chemical properties appear in the_________________?

An atom loses or gains electrons to__________________?

Animal fats are located particularly in__________________?

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

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 ?

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

The carbon atom of carbonyl group is__________________?

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

Allotropic form of phosphorus that is poisonous is___________________?

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

Hydrogenolysis results in the formation of________________?

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

Which one of the following has polar covalent bond ?

Deuterium reacts with oxygen to form________________?

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

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

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

The ether used in Wurtz synthesis is__________________?

Co-enzymes are_________________?

Reaction at anode is called________________?

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

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

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

Liquid crystal is discovered by __________________?

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

Pressure in gas discharge tube was kept________________?

The molecules of CO2 in dry ice form__________________?

Requirement of macronutrient per acre of the land is_________________?

Electrolysis of dilute solution of NaCl results at the anode_______________?

Which one of the following is an inorganic fertilizer ?

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

Which of the following statements about isotopes is correct ?

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

Pure metal__________________?

Phosphorus is a Greek word and it means_________________?

How many isotopes have odd atomic number ?

Which molecule has the highest bond energy among the halogens_________________?