Chemistry Quiz 25

Deuterium reacts with oxygen to form________________?

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

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

Elements with similar chemical properties appear in the_________________?

Which one of the following has polar covalent bond ?

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 ?

Grignard reagent is reactive due to___________________?

Liquid crystal is discovered by __________________?

Ionic bond is produced after complete transfer of ________________ ?

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

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

Hydrogenolysis results in the formation of________________?

The fertility of the soil is improved by________________?

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

Spontaneous reactions are_______________?

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

The non-ideal behaviour results chiefly from________________?

Pressure in gas discharge tube was kept________________?

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

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

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

Electrolysis of dilute solution of NaCl results at the anode_______________?

The processes of effusion and diffusion are best understand by________________?

Which ion will have maximum value of heat of hydration ?

Which molecule has the highest bond energy among the halogens_________________?

Which of the following compounds is not soluble in HNO3___?

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

Animal fats are located particularly in__________________?

An atom loses or gains electrons to__________________?

In alkaline battery the anode is made up of______________________?

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

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

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

Co-enzymes are_________________?

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

The molecules of CO2 in dry ice form__________________?

How many isotopes have odd atomic number ?

Energy required to form transition state is called _________________?

Which one of the following is an inorganic fertilizer ?

Which of the following statements about isotopes is correct ?

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

The ether used in Wurtz synthesis is__________________?

Allotropic form of phosphorus that is poisonous is___________________?

The word Alkali means__________________?

Formalin is ___________ solution of formaldehyde in water?

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______________________?

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

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 ?

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

Pure metal__________________?

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

The radioactive isotope of hydrogen is called___________?

Phosphorus is a Greek word and it means_________________?

The carbon atom of carbonyl group is__________________?

Solubility of any salt can be determined from_______________?

For which mechanisms the first step involved is the same ?

Requirement of macronutrient per acre of the land is_________________?

Reaction at anode is called________________?

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

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