Chemistry Quiz 25

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

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

Animal fats are located particularly in__________________?

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

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

Which of the following compounds is not soluble in HNO3___?

Co-enzymes are_________________?

The non-ideal behaviour results chiefly from________________?

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

In alkaline battery the anode is made up of______________________?

Which one of the following is an inorganic fertilizer ?

Pure metal__________________?

The word Alkali means__________________?

Elements with similar chemical properties appear in the_________________?

Allotropic form of phosphorus that is poisonous is___________________?

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

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

The molecules of CO2 in dry ice form__________________?

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 carbon atom of carbonyl group is__________________?

The fertility of the soil is improved by________________?

Which one of the following has polar covalent bond ?

Solubility of any salt can be determined from_______________?

Phosphorus is a Greek word and it means_________________?

An atom loses or gains electrons to__________________?

For which mechanisms the first step involved is the same ?

Spontaneous reactions are_______________?

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

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

Reaction at anode is called________________?

Requirement of macronutrient per acre of the land is_________________?

Pressure in gas discharge tube was kept________________?

Liquid crystal is discovered by __________________?

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

How many isotopes have odd atomic number ?

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

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 ?

Ionic bond is produced after complete transfer of ________________ ?

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

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

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

Which of the following statements about isotopes is correct ?

Hydrogenolysis results in the formation of________________?

Which molecule has the highest bond energy among the halogens_________________?

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

The radioactive isotope of hydrogen is called___________?

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

Formalin is ___________ solution of formaldehyde in water?

Electrolysis of dilute solution of NaCl results at the anode_______________?

The ether used in Wurtz synthesis is__________________?

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

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

Energy required to form transition state is called _________________?

Grignard reagent is reactive due to___________________?

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

The processes of effusion and diffusion are best understand by________________?

Deuterium reacts with oxygen to form________________?

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

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

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

Which ion will have maximum value of heat of hydration ?