Chemistry Quiz 25

Energy required to form transition state is called _________________?

Liquid crystal is discovered by __________________?

Which one of the following has polar covalent bond ?

The molecules of CO2 in dry ice form__________________?

Pure metal__________________?

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

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

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

In alkaline battery the anode is made up of______________________?

Allotropic form of phosphorus that is poisonous is___________________?

Reaction at anode is called________________?

Ionic bond is produced after complete transfer of ________________ ?

The non-ideal behaviour results chiefly from________________?

The ether used in Wurtz synthesis is__________________?

The carbon atom of carbonyl group is__________________?

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

Deuterium reacts with oxygen to form________________?

Which one of the following is an inorganic fertilizer ?

An atom loses or gains electrons to__________________?

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

Solubility of any salt can be determined from_______________?

The word Alkali means__________________?

Which molecule has the highest bond energy among the halogens_________________?

Co-enzymes are_________________?

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

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

Formalin is ___________ solution of formaldehyde in water?

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

Which of the following compounds is not soluble in HNO3___?

Requirement of macronutrient per acre of the land is_________________?

Spontaneous reactions are_______________?

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 ?

Pressure in gas discharge tube was kept________________?

The fertility of the soil is improved by________________?

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

The radioactive isotope of hydrogen is called___________?

Which of the following statements about isotopes is correct ?

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

Grignard reagent is reactive due to___________________?

For which mechanisms the first step involved is the same ?

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

Hydrogenolysis results in the formation of________________?

How many isotopes have odd atomic number ?

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

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

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

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

Phosphorus is a Greek word and it means_________________?

Animal fats are located particularly in__________________?

Which ion will have maximum value of heat of hydration ?

Elements with similar chemical properties appear in the_________________?

The processes of effusion and diffusion are best understand by________________?

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_______________?

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

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

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

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

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

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