Chemistry Quiz 25

How many isotopes have odd atomic number ?

The processes of effusion and diffusion are best understand by________________?

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

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

Liquid crystal is discovered by __________________?

Which one of the following is an inorganic fertilizer ?

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

Requirement of macronutrient per acre of the land is_________________?

Electrolysis of dilute solution of NaCl results at the anode_______________?

Which ion will have maximum value of heat of hydration ?

Grignard reagent is reactive due to___________________?

Energy required to form transition state is called _________________?

Pure metal__________________?

Co-enzymes are_________________?

Which of the following statements about isotopes is correct ?

Reaction at anode is called________________?

Ionic bond is produced after complete transfer of ________________ ?

The molecules of CO2 in dry ice form__________________?

Animal fats are located particularly in__________________?

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

In alkaline battery the anode is made up of______________________?

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

Elements with similar chemical properties appear in the_________________?

The radioactive isotope of hydrogen is called___________?

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

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

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

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

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

The ether used in Wurtz synthesis is__________________?

The non-ideal behaviour results chiefly from________________?

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 ?

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

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

Hydrogenolysis results in the formation of________________?

Phosphorus is a Greek word and it means_________________?

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

The word Alkali means__________________?

Which molecule has the highest bond energy among the halogens_________________?

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

Pressure in gas discharge tube was kept________________?

Size of filter paper is selected according to the amount 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 ?

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

Deuterium reacts with oxygen to form________________?

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

Solubility of any salt can be determined from_______________?

The carbon atom of carbonyl group is__________________?

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

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

Which one of the following has polar covalent bond ?

Formalin is ___________ solution of formaldehyde in water?

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

Spontaneous reactions are_______________?

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

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

Which of the following compounds is not soluble in HNO3___?

Allotropic form of phosphorus that is poisonous is___________________?

The fertility of the soil is improved by________________?

An atom loses or gains electrons to__________________?

For which mechanisms the first step involved is the same ?