Solution and Colligative Properties MCQ for NEET. We covered all the Solution and Colligative Properties MCQ for NEET in this post for free so that you can practice well for the exam.
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MCQ on Solution and Colligative Properties for NEET Students
Glucose forms pentaacetyl glucose when reacted with acetic anhydride to form, which indicates the presence of ……….
(A) five primary alcoholic groups
(B) five secondary alcoholic groups
(C) aldehydic groups as well as alcoholic
(D) five -OH groups
Option d – five -OH groups
Which of the following statements is CORRECT for borazine?
(A) It contains 3 double bonds and 6 electrons.
(B) It contains alternate -NH and -BH groups in its cyclic structure.
(C) It is also known as inorganic benzene.
(D) All of these
Option d – All of these
To prepare 2-butyne from 2,2,3,3 tetrabromobutane, the reagent used is ……….
(A) alc. KOH
(B) sodamide
(C) Zn in alcohol
(D) conc. H₂SO4
Option c – Zn in alcohol
The increasing order of limiting molar conductance for the following compounds is ………
(A) KCI<NaCl <LiCI
(B) LiCI<NaCl <KCI
(C) LiCI<KCI < NaCl
(D) NaCl<KCI<LiCI
Option b – LiCl
The numbers of S-O bonds and S-OH bonds in peroxydisulphuric acid are respectively
(A) 4,2
(B) 3,2
(C) 2,4
(D) 4,1
Option a – 4,2
Phenol is commercially prepared from cumene which is ……..
(A) isopropyl benzene
(B) ethyl benzene
(C) vinyl benzene
(D) propyl benzene
Option a – isopropyl benzene
Which one of the following is an INCORRECT statement?
(A) All halogens form oxyacids.
(B) All halogens show -1, +1, +3, +5, +7 oxidation states.
(C) Hydrofluoric acid reacts with glass.
(D) Oxidising power is in order F₂> Cl2> Br₂ > I2.
Option b – All halogens show -1, +1, +3, +5, +7 oxidation states.
one mole of a mixture of Li₂CO3 and Na₂CO3 releases 0.75 moles of CO2 on strong heating What is the percentage of each in the mixture?
(A) 80 mol % of Li₂CO3 and 20 mol% Na₂CO3
(B) 20 mol % of Li₂CO3 and 80 mol% Na₂CO3
(C) 75 mol % of Li₂CO3 and 25 mol % Na₂CO3
(D) 25 mol % of Li₂CO3 and 75 mol % Na₂CO3
Option c – 75 mol % of Li₂CO3 and 25 mol % Na₂CO3
A tetrapeptide contains ………. peptide linkages.
(A) 2
(B) 3
(C) 4
(D) 8
Option b – 3
The +3 oxidation state in lanthanoids is due to the ………
(A) loss of two 6s and one 5d or 4f electron
(B) loss of one 6s, one 5d and one 4f electron
(C) loss of two 7s and one 6d or 5f electron
(D) loss of one 7s, 6d and one 5f electron
Option a – loss of two 6s and one 5d or 4f electron
A nitrogen-containing organic compound on heating with chloroform and alcoholic KOH evolved a very unpleasant-smelling vapor. The compound could be ………
(A) N-methylmethanamine
(B) N, N-dimethylmethanamine
(C) aniline
(D) N, N-diethylethanamine
Option c – aniline
Reduction of isobutyric acid to isobutane can be carried out in the presence of ……….. reagent.
(A) nascent hydrogen
(B) red P and HI
(C) sodium and ethyl alcohol
(D) Zn and HCl
Option b – red P and HI
An organic compound having molecular mass 60 is found to contain C = 20 %, H = 6.67 % and N = 46.67% while the rest is oxygen. On heating, it gives NH, along with a solid residue. The solid residue gives a violet color with an alkaline copper sulphate solution. The compound is ……..
(A) CH3CH2CONH2
(B) (NH2)2CO
(C) CH3CONH₂
(D) CH3NCO
Option b – (NH2)2CO
Anaerobic or aerobic digestion of solid waste by the action of micro-organisms is called ………
(A) dumping
(B) incineration
(C) composting
(D) pyrolysis
Option c – composting
The function of glycerol in the soap is ………
(A) as a filler
(B) to increase leathering
(C) to prevent rapid drying
(D) to make soap granules
Option c – to prevent rapid drying
Which of the following is CORRECT about the graph for the formation of CO₂ in the Ellingham diagram?
(A) It is a straight line with a negative slope.
(B) It is a straight line with a positive slope.
(C) It is a straight line almost parallel to the temperature axis.
(D) It is a curved line with a sudden change to the slope.
Option c – It is a straight line almost parallel to the temperature axis
Bond orders of N₂ and N₂ respectively are ……..
(A) 3 and 2.5
(B) 2 and 2.5
(C) 3 and 3.5
(D) 3 and 2
Option a – 3 and 2.5
Which of the following process(es) is(are) accompanied by decreases in entropy? i. Sugar is dissolved in water. ii. The steam condenses on a surface. iii. CaCO3 is decomposed into CaO and CO₂
(A) i only
(B) ii only
(C) i and iii
(D) ii and iii
Option b – ii only
…….. water forms scum and ………. water forms lather with soap.
(A) Soft, heavy
(B) Hard, soft
(C) Heavy, soft
(D) Soft, hard
Option b – Hard, soft
The ability of ions to bring about coagulation of colloids depends upon ………
(A) the magnitude of the charge
(B) both magnitude and sign of the charge
(C) size of the ions
(D) sign of the charge alone
Option b – both magnitude and sign of the charge
Chloride ions and potassium ions are isoelectronic. Then …….
(A) potassium ion is relatively bigger than chloride ion
(B) their size depends on other cations and anions
(C) their size is the same
(D) chloride ion is bigger than the potassium ion
Option d – chloride ion is bigger than the potassium ion
During the estimation of nitrogen present in an organic compound by Kjeldhal’s method, the NH3 evolved from 0.5 g of the compound neutralized 10 mL of 1M H₂SO4. Find the percentage of nitrogen in the compound.
(A) 14%
(B) 28%
(C) 56%
(D) 66%
Option c – 56%
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