Chemistry Quiz 25

Which one of the following is an inorganic fertilizer ?

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

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

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

Which molecule has the highest bond energy among the halogens_________________?

The radioactive isotope of hydrogen is called___________?

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

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

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

Grignard reagent is reactive due to___________________?

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

How many isotopes have odd atomic number ?

Which of the following compounds is not soluble in HNO3___?

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

Pure metal__________________?

The molecules of CO2 in dry ice form__________________?

The non-ideal behaviour results chiefly from________________?

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

Which one of the following has polar covalent bond ?

Formalin is ___________ solution of formaldehyde in water?

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

Electrolysis of dilute solution of NaCl results at the anode_______________?

Phosphorus is a Greek word and it means_________________?

Reaction at anode is called________________?

The processes of effusion and diffusion are best understand by________________?

Energy required to form transition state is called _________________?

Ionic bond is produced after complete transfer of ________________ ?

In alkaline battery the anode is made up of______________________?

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

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

The fertility of the soil is improved by________________?

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

Which ion will have maximum value of heat of hydration ?

Which of the following statements about isotopes is correct ?

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

The word Alkali means__________________?

For which mechanisms the first step involved is the same ?

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

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

An atom loses or gains electrons to__________________?

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

Requirement of macronutrient per acre of the land is_________________?

The ether used in Wurtz synthesis is__________________?

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

Liquid crystal is discovered by __________________?

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_______________?

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

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

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

Animal fats are located particularly in__________________?

Elements with similar chemical properties appear in the_________________?

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 ?

Hydrogenolysis results in the formation of________________?

Co-enzymes are_________________?

Allotropic form of phosphorus that is poisonous is___________________?

Solubility of any salt can be determined from_______________?

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

Deuterium reacts with oxygen to form________________?

Pressure in gas discharge tube was kept________________?

The carbon atom of carbonyl group is__________________?