Chemistry Quiz 25

The carbon atom of carbonyl group is__________________?

How many isotopes have odd atomic number ?

Co-enzymes are_________________?

The ether used in Wurtz synthesis is__________________?

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

Which of the following compounds is not soluble in HNO3___?

Spontaneous reactions are_______________?

The fertility of the soil is improved by________________?

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 ?

In alkaline battery the anode is made up 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______________________?

An atom loses or gains electrons to__________________?

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

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

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

Grignard reagent is reactive due to___________________?

Liquid crystal is discovered by __________________?

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

Which one of the following is an inorganic fertilizer ?

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

Requirement of macronutrient per acre of the land is_________________?

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

Which of the following statements about isotopes is correct ?

The word Alkali means__________________?

Reaction at anode is called________________?

The radioactive isotope of hydrogen is called___________?

Pressure in gas discharge tube was kept________________?

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

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

Electrolysis of dilute solution of NaCl results at the anode_______________?

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

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

The molecules of CO2 in dry ice form__________________?

Ionic bond is produced after complete transfer of ________________ ?

Phosphorus is a Greek word and it means_________________?

Pure metal__________________?

Hydrogenolysis results in the formation of________________?

The non-ideal behaviour results chiefly from________________?

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

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

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

Energy required to form transition state is called _________________?

Deuterium reacts with oxygen to form________________?

Which one of the following has polar covalent bond ?

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___________________?

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

The processes of effusion and diffusion are best understand by________________?

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

Animal fats are located particularly in__________________?

For which mechanisms the first step involved is the same ?

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

Elements with similar chemical properties appear in the_________________?

Which ion will have maximum value of heat of hydration ?

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

Solubility of any salt can be determined from_______________?

Formalin is ___________ solution of formaldehyde in water?

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

Which molecule has the highest bond energy among the halogens_________________?

Allotropic form of phosphorus that is poisonous is___________________?