Chemistry Quiz 25

Pure metal__________________?

Which one of the following is an inorganic fertilizer ?

An atom loses or gains electrons to__________________?

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_______________?

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

The fertility of the soil is improved by________________?

The radioactive isotope of hydrogen is called___________?

Pressure in gas discharge tube was kept________________?

Energy required to form transition state is called _________________?

Hydrogenolysis results in the formation of________________?

The carbon atom of carbonyl group is__________________?

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

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

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

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

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

Grignard reagent is reactive due to___________________?

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

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 ?

Co-enzymes are_________________?

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

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

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

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

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_______________?

How many isotopes have odd atomic number ?

Ionic bond is produced after complete transfer of ________________ ?

Reaction at anode is called________________?

The non-ideal behaviour results chiefly from________________?

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

Animal fats are located particularly in__________________?

Liquid crystal is discovered by __________________?

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

Which of the following statements about isotopes is correct ?

Elements with similar chemical properties appear in the_________________?

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

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

Which of the following compounds is not soluble in HNO3___?

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

The molecules of CO2 in dry ice form__________________?

In alkaline battery the anode is made up of______________________?

Deuterium reacts with oxygen to form________________?

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

Which one of the following has polar covalent bond ?

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

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

The word Alkali means__________________?

The ether used in Wurtz synthesis is__________________?

Formalin is ___________ solution of formaldehyde in water?

Spontaneous reactions are_______________?

Solubility of any salt can be determined from_______________?

Phosphorus is a Greek word and it means_________________?

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

Requirement of macronutrient per acre of the land is_________________?

Which ion will have maximum value of heat of hydration ?

Allotropic form of phosphorus that is poisonous is___________________?

Which molecule has the highest bond energy among the halogens_________________?

The processes of effusion and diffusion are best understand by________________?