Answer the question according to instruction given:
Barbiturates: Types of drugs, clinical use.

Answer the question according to instruction given: Diphtheria: Pathogen name, mode of transmission and incubation period.

Each question contains STATEMENTS-1 (Assertion) and STATEMENT -2 (Reason). Examine the statements carefully and mark the correct answer according to the instructions given below: STATEMENT-1: Rate of disintegration of thorium increases with the increase in moles of thorium. STATEMENT-2: Rate of disintegration does not depend upon temperature, pressure

Each question contains STATEMENT-1 (Assertion) and STATEMENT-2( Reason). Examine the statements carefully and mark the correct answer according to the instruction given below: STATEMENT-1:For a chemical reaction at initial stage rate of forward reaction ( r_(f) ) is greater than rate of reversed reaction( r_(b) ) STATEMENT-2: When r_(f)=r_(b) ,chemical reaction is at equilibrium.

Each question contains STATEMENTS-1 (Assertion) and STATEMENT -2 (Reason). Examine the statements carefully and mark the correct answer according to the instructions given below: STATEMENT-1: The plot of k versus 1/T is linear. STATEMENT-2: k=A.e^(-E_(a)//RT)

Each question contains STATEMENTS-1 (Assertion) and STATEMENT -2 (Reason). Examine the statements carefully and mark the correct answer according to the instructions given below: STATEMENT-1: The order of reaction can have fractional value. STATEMENT-2: For an elementary reaction, the parial orders are determined by the reaction stoichiometry

each question contain STATEMENT-1(Assertion ) and STATEMENT - 2 (reason). examine the statement carefully and work the correct answer according to the instructions given below : STATEMENT-1: ZSM-5 is a type of zeolites used as a catalyst in petrochemical industries. STATEMENT-2: Zeolites are microporous aluminosilicates three dimensional network silicates in which some silicon atoms are replaced by aluminium atoms : if both the statement are TRUE and STATEMENT -2 is the correct explanation of STATEMENT - 1 , If both the statement are TRUE and STATEMENT -2 is NOT the correct explanation of STATEMENT -1 , If STATEMENT -1 is TRUE and STATEMENT -2 is FALSE, If STATEMENT -1 is FALSE and STATEMENT -2 is TRUE.

Each question contains STATEMENT-1 (Assertion) and STATEMENT-2( Reason). Examine the statements carefully and mark the correct answer according to the instruction given below: STATEMENT-1: For a reaction at equilibrium, the Gibb's free energy of reaction is minimum at constant temp. and pressure. STATEMENT-2: The Gibb's free energy of both reactants and products increases and become equal at equilibrium.

Each question contains STATEMENTS-1 (Assertion) and STATEMENT -2 (Reason). Examine the statements carefully and mark the correct answer according to the instructions given below: STATEMENT -1: If the activation energy of reaction is zero, temperature will have no effect on the rate constant. STATEMENT-2: Lower the activation energy faster is the raction.

Each question contains STATEMENT-1 (Assertion) and STATEMENT-2( Reason). Examine the statements carefully and mark the correct answer according to the instruction given below: STATEMENT-1: For the reaction H_(2)(g)+I_(2)(g) iff 2HI(g) if the volume of vessel is reduced to half of its original volume, equilibrium concentration of all gases will be doubled. STATEMENT-2: According to Le- Chatelier's principle, reaction shifts in a direction that tends to minimized the effect of the stess.