Chemistry Quiz 25

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

The molecules of CO2 in dry ice form__________________?

The word Alkali means__________________?

Requirement of macronutrient per acre of the land is_________________?

The fertility of the soil is improved by________________?

Which of the following statements about isotopes is correct ?

Co-enzymes are_________________?

Spontaneous reactions are_______________?

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

Which ion will have maximum value of heat of hydration ?

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

In alkaline battery the anode is made up of______________________?

The radioactive isotope of hydrogen is called___________?

Formalin is ___________ solution of formaldehyde in water?

Which one of the following is an inorganic fertilizer ?

An atom loses or gains electrons to__________________?

Which of the following compounds is not soluble in HNO3___?

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

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

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

Reaction at anode is called________________?

Liquid crystal is discovered by __________________?

The non-ideal behaviour results chiefly from________________?

Allotropic form of phosphorus that is poisonous is___________________?

Which one of the following has polar covalent bond ?

The carbon atom of carbonyl group is__________________?

Ionic bond is produced after complete transfer of ________________ ?

The ether used in Wurtz synthesis is__________________?

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

For which mechanisms the first step involved is the same ?

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 oxides of iodine is used for quantitative analysis of CO ?

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

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

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 ?

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

Deuterium reacts with oxygen to form________________?

Which molecule has the highest bond energy among the halogens_________________?

Hydrogenolysis results in the formation of________________?

Solubility of any salt can be determined from_______________?

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

Pure metal__________________?

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

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

Elements with similar chemical properties appear in the_________________?

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

Animal fats are located particularly in__________________?

Energy required to form transition state is called _________________?

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

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

Grignard reagent is reactive due to___________________?

Pressure in gas discharge tube was kept________________?

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

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

Phosphorus is a Greek word and it means_________________?

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

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

The processes of effusion and diffusion are best understand by________________?

How many isotopes have odd atomic number ?

Electrolysis of dilute solution of NaCl results at the anode_______________?