Chemistry Quiz 25

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

Spontaneous reactions are_______________?

The carbon atom of carbonyl group is__________________?

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

The ether used in Wurtz synthesis is__________________?

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

Ionic bond is produced after complete transfer of ________________ ?

Elements with similar chemical properties appear in the_________________?

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 ?

Electrolysis of dilute solution of NaCl results at the anode_______________?

Requirement of macronutrient per acre of the land is_________________?

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

Pure metal__________________?

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

The word Alkali means__________________?

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

An atom loses or gains electrons to__________________?

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

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

Reaction at anode is called________________?

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

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 ?

Solubility of any salt can be determined from_______________?

Which one of the following has polar covalent bond ?

Grignard reagent is reactive due to___________________?

Liquid crystal is discovered by __________________?

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

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

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

For which mechanisms the first step involved is the same ?

The molecules of CO2 in dry ice form__________________?

Energy required to form transition state is called _________________?

Pressure in gas discharge tube was kept________________?

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

Which molecule has the highest bond energy among the halogens_________________?

Co-enzymes are_________________?

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

Animal fats are located particularly in__________________?

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

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

Formalin is ___________ solution of formaldehyde in water?

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

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

In alkaline battery the anode is made up of______________________?

The non-ideal behaviour results chiefly from________________?

The radioactive isotope of hydrogen is called___________?

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

Which of the following statements about isotopes is correct ?

Deuterium reacts with oxygen to form________________?

Phosphorus is a Greek word and it means_________________?

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

Hydrogenolysis results in the formation of________________?

Allotropic form of phosphorus that is poisonous is___________________?

Which of the following compounds is not soluble in HNO3___?

Which one of the following is an inorganic fertilizer ?

The fertility of the soil is improved by________________?

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 ion will have maximum value of heat of hydration ?

How many isotopes have odd atomic number ?

The processes of effusion and diffusion are best understand by________________?