Chemistry Quiz 25

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

Spontaneous reactions are_______________?

The carbon atom of carbonyl group is__________________?

Requirement of macronutrient per acre of the land is_________________?

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

The word Alkali means__________________?

In alkaline battery the anode is made up of______________________?

Liquid crystal is discovered by __________________?

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

Pure metal__________________?

Which molecule has the highest bond energy among the halogens_________________?

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

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

The non-ideal behaviour results chiefly from________________?

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

Which one of the following is an inorganic fertilizer ?

Animal fats are located particularly in__________________?

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

An atom loses or gains electrons to__________________?

Pressure in gas discharge tube was kept________________?

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

Reaction at anode is called________________?

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

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

The processes of effusion and diffusion are best understand by________________?

Grignard reagent is reactive due to___________________?

Solubility of any salt can be determined from_______________?

How many isotopes have odd atomic number ?

Which ion will have maximum value of heat of hydration ?

Allotropic form of phosphorus that is poisonous is___________________?

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

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

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

Hydrogenolysis results in the formation of________________?

The radioactive isotope of hydrogen is called___________?

Which one of the following has polar covalent bond ?

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

Electrolysis of dilute solution of NaCl results at the anode_______________?

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

The molecules of CO2 in dry ice form__________________?

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 ?

Co-enzymes are_________________?

The fertility of the soil is improved by________________?

Ionic bond is produced after complete transfer of ________________ ?

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

Deuterium reacts with oxygen to form________________?

Energy required to form transition state is called _________________?

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

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

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

The ether used in Wurtz synthesis is__________________?

Formalin is ___________ solution of formaldehyde in water?

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

For which mechanisms the first step involved is the same ?

Which of the following statements about isotopes is correct ?

Phosphorus is a Greek word and it means_________________?

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 ?

Elements with similar chemical properties appear in the_________________?

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

Which of the following compounds is not soluble in HNO3___?

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