Chemistry Quiz 25

In alkaline battery the anode is made up of______________________?

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

Which one of the following has polar covalent bond ?

Phosphorus is a Greek word and it means_________________?

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

The processes of effusion and diffusion are best understand by________________?

Liquid crystal is discovered by __________________?

The molecules of CO2 in dry ice form__________________?

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

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 ?

The ether used in Wurtz synthesis is__________________?

Pressure in gas discharge tube was kept________________?

Catalyst used to speed up the reaction of ammonia synthesis 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?

How many isotopes have odd atomic number ?

Energy required to form transition state is called _________________?

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

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

Reaction at anode is called________________?

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

Co-enzymes are_________________?

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

Grignard reagent is reactive due to___________________?

Animal fats are located particularly in__________________?

Solubility of any salt can be determined from_______________?

The fertility of the soil is improved by________________?

Formalin is ___________ solution of formaldehyde in water?

Electrolysis of dilute solution of NaCl results at the anode_______________?

The radioactive isotope of hydrogen is called___________?

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 compounds is not soluble in HNO3___?

Requirement of macronutrient per acre of the land is_________________?

An atom loses or gains electrons to__________________?

Allotropic form of phosphorus that is poisonous is___________________?

Hydrogenolysis results in the formation of________________?

Spontaneous reactions are_______________?

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

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

For which mechanisms the first step involved is the same ?

Pure metal__________________?

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

The non-ideal behaviour results chiefly from________________?

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

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 ?

Deuterium reacts with oxygen to form________________?

The word Alkali means__________________?

Elements with similar chemical properties appear in the_________________?

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

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

Ionic bond is produced after complete transfer of ________________ ?

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

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

Which ion will have maximum value of heat of hydration ?

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

Which of the following statements about isotopes is correct ?

Which one of the following is an inorganic fertilizer ?

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

The carbon atom of carbonyl group is__________________?

Which molecule has the highest bond energy among the halogens_________________?