Chemistry Quiz 25

Elements with similar chemical properties appear in the_________________?

Which one of the following is an inorganic fertilizer ?

An atom loses or gains electrons to__________________?

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

The molecules of CO2 in dry ice form__________________?

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

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

In alkaline battery the anode is made up of______________________?

Which ion will have maximum value of heat of hydration ?

Energy required to form transition state is called _________________?

The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?

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

The ether used in Wurtz synthesis is__________________?

Electrolysis of dilute solution of NaCl results at the anode_______________?

Pressure in gas discharge tube was kept________________?

Allotropic form of phosphorus that is poisonous is___________________?

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

Grignard reagent is reactive due to___________________?

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

Ionic bond is produced after complete transfer of ________________ ?

Which molecule has the highest bond energy among the halogens_________________?

The non-ideal behaviour results chiefly from________________?

The radioactive isotope of hydrogen is called___________?

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

Reaction at anode is called________________?

Formalin is ___________ solution of formaldehyde in water?

Co-enzymes are_________________?

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

Animal fats are located particularly in__________________?

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

Hydrogenolysis results in the formation of________________?

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 ?

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

Which of the following compounds is not soluble in HNO3___?

The word Alkali means__________________?

Which of the following statements about isotopes is correct ?

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

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

Requirement of macronutrient per acre of the land is_________________?

Spontaneous reactions are_______________?

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

Deuterium reacts with oxygen to form________________?

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

The carbon atom of carbonyl group is__________________?

How many isotopes have odd atomic number ?

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

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

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

The fertility of the soil is improved by________________?

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

Solubility of any salt can be determined from_______________?

Pure metal__________________?

For which mechanisms the first step involved is the same ?

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

The processes of effusion and diffusion are best understand 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 ?

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

Which one of the following has polar covalent bond ?

Phosphorus is a Greek word and it means_________________?

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

Liquid crystal is discovered by __________________?