WorksheetsChemistry Quiz
Total questions: 60
Worksheet time: 30mins
An aryl carbon can be found in which of the following compounds?
Ethanol
Phenol
Vinyl alcohol
Benzyl alcohol
It’s called ether when the alkyl groups connected to either side of the oxygen atom in an ether are different.
mixed
symmetrical
simple
diethyl
Which of the following alcohols is not polyhydric?
Propylene glycol
Ethylene glycol
Cyclohexanol
Benzene-1,2-diol
What is an example of camphor in N2 gas?
Solid in gas solution
Gas in gas solution
Solid in liquid solution
Liquid in gas solution
When two perfect solutions with volume V each are combined, What is the volume of the solution as a result?
V
2V
Greater than 2V
Less than 2V
Acetone combines with ethylene glycol in dry HCl gas to generate _________
hemiacetals
cyclic ketals
cyclic acetals
acetals
Which of the reactions below can result in ketones?
Oxidation of primary alcohols
Oxidation of secondary alcohols
Dehydrogenation of tertiary alcohols
Dehydrogenation of primary alcohols
The Rosenmundreaction can produce which of the following carbonyl compounds?
Methanal
Benzaldehyde
Butanone
Acetone
What happens when a solute crystal is added to a supersaturated solution?
It becomes a colloidal solution
The solute dissolves in the solution
The solution desaturates
The solute precipitates out of the solution
The core atom of which of the following biologically significant coordination molecules is magnesium?
Vitamin B12
Haemoglobin
Chlorophyll
Carboxypeptidase-A
The pressure that a single component in a gaseous mixture would exert if it existed alone in the same volume as the mixture and at the same temperature as the mixture is referred to as.
Absolute pressure
Partial pressure
Total pressure of a gas mixture
None of the mentioned
A cathode and an anode are the most common components of an electrochemical cell. Which of the following claims about the cathode is correct?
Oxidation occurs at the cathode
Electrons move into the cathode
Usually denoted by a negative sign
Is usually made up of insulating material
Which substance is used to determine the hardness of water using a simple titration?
Mg(EDTA)
Fe(EDTA)
Na2(EDTA)
Co(EDTA)
What is the class of the substitution product of LiAlH4 and an alkyl halide reaction?
Haloalkane
Alkyl nitrite
Nitroalkane
Hydrocarbon
Which of the following is not a formaldehyde application?
Preservation of biological specimens
Preparation of acetic acid
Silvering of mirrors
Manufacturing of bakelite
A mono haloarene is an example of __________
aliphatic halogen compound
side-chain substituted aryl halide
alkyl halide
aromatic halogen compound
Determine which of the following statements about VBT is inaccurate.
It does not explain the colourof coordination compounds
It can distinguish between strong and weak ligands
It does not explain the kinetic stabilities of coordination compounds
It is unreliable in the prediction of geometries of 4-coordinate complexes
Which of the following claims about electrochemical cells is true?
Cell potential is an extensive property
Cell potential is an intensive property
The Gibbs free energy of an electrochemical cell is an intensive property
Gibbs free energy is undefined for an electrochemical cell
The conductivity of electrolytic conductors is due to __________
Flow of free mobile electrons
Movement of ions
Either movement of electrons or ions
Cannot be said
Which of the following substances is the least water-soluble?
Methanal
Pentanal
Propanone
Ethanal
Sucrose is a _____ chemical, and the hydrolysis product combination is ______in nature.
dextrorotatory; dextrorotatory
laevorotatory; laevorotatory
laevorotatory; dextrorotatory
dextrorotatory; laevorotatory
Determine the proper name for K2[PdCl4].
Potassium tetrachlorinepalladium(II)
Potassium tetrachloridopalladate(II)
Potassium tetrachloridopalladium(II)
tetrachlorinepalladate(II)
The conversion of trialkyl borane to an alcohol does not require which of the following?
Sodium hydroxide
Water
Diborane
Hydrogen peroxide
When converting a disaccharide to monosaccharides, which bond is hydrolyzed?
Disulfide bond
Glycosidic bond
Phosphodiester bond
Hydrogen bond
In a fuel cell, which of the following can be utilized as a fuel?
Nitrogen
Argon
Hydrogen
Helium
Which of the following is given to a fuel cell’s cathode?
Hydrogen
Nitrogen
Oxygen
Chlorine
Which of the following statements about a lead storage cell (or a lead-acid battery) is false?
It is a primary cell
The cathode is made up of lead(IV) oxide
The anode is made up of lead
The electrolyte used is an aqueous solution of sulphuric acid
Which of the following does not belong in the category of electrochemical cells?
Voltaic cell
Photovoltaic cell
Electrolytic cell
Fuel Cell
Which of the following statements about a charged coordinating entity is correct?
The sign of the charge is written after the number
The charge of the complex ion is written in parenthesis while naming the entity
The charge is indicated as a subscript outside the square bracket on the right
The charge on the co
When phenol reacts with bromine water, what is the result?
Brown liquid
Colourless gas
White precipitate
No reaction
Which of the following processes does not result in the production of alcohol?
Acid catalysed hydration of alkenes
Free radical halogenation of alkanes
Reduction of aldehydes
Hydroboration-oxidation of alkenes
Which of the following substances has the highest melting point?
Chloromethane
Tetrachloromethane
Trichloromethane
Dichloromethane
Which of the following is the right name for the compound H3C-CHCl2?
1,2-Dichloroethane
Ethylene dichloride
Ethylidene chloride
Vic-dichloride
To get carboxylic acids directly from alcohol, which of the following oxidising agents is used?
Alkaline KMnO4
Aqueous KMnO4
Acidified KMnO4
Anhydrous CrO3
Which of the following is not a lanthanide property?
They are soft metals with a white silvery color
They tarnish rapidly by air
The hardness of the metals increases with increase in the atomic number
The melting point of the metal ranges from 500-1000K
What is the lanthanide’s final element?
Ytterbium
Erbium
Thulium
Lutetium
Baeyer’s reagent is which of the following?
Acidified KMnO4
Aqueous KMnO4
Acidified K2Cr2O7
Alkaline KMnO4
A coordination complex’s core atom/ion is also known as ________
Bronsted-Lowry acid
Lewis base
Lewis acid
Bronsted-Lowry base
Which of the following has a coordination number as a feature?
Coordination entity
Ligand
Central atom
Coordination compound
Which of these has the least unpleasant odour?
Methanal
Butanal
Propanal
Ethanal
When acetamide is converted to methylamine, what is the name of the reaction?
Friedel-Craft’s reaction
Hofmann reaction
Hoffmann bromamide degradation reaction
Hinsberg reaction
Which of the following is the IUPAC name of the chemical in which an ethyl group replaces one hydrogen of ammonia?
Ethanamine
Aminoethane
Ethylamine
Ethane amine
Which test can tell the difference between p-chloroaniline and anilinium hydrochloride?
Sandmeyer reaction
Carbylamine test
AgNO3
NaHCO3
What is 3-Bromopropene’s common name?
Allyl bromide
Vinyl bromide
Tert-Butyl bromide
Propylidene bromide
What is the catalyst in the chloroalkane reaction of a primary alcohol with HCl?
red phosphorous
concentrated H2SO4
anhydrous ZnCl2
pyridine
When ethanol combines with PCl5, it produces three products: chloroethane, hydrochloric acid, and ______. What is the third item on the list?
Phosphorus acid
Phosphoryl chloride
Phosphorus trichloride
Phosphoric acid
In a dry cell, which of the following is the electrolyte?
Potassium hydroxide
Sulphuric acid
Ammonium chloride
Manganese dioxide
The reaction rate constant can be defined as the rate of reaction when each reactant’s concentration is ___________.
a)zero
b)unity
c)doubled the initial concentration
d)infinite
Which of the following is the right temperature coefficient (n) expression?
n = Rate constant at T + 10°/Rate constant at T°
n = Rate constant at T + 20°/Rate constant at T°
n = Rate constant at T + 30°/Rate constant at T°
n = Rate constant at T + 40°/Rate constant at T°
As we proceed from left to right in groups, what happens to the non-metallic nature?
Remains constant
Decreases
Increases
Irregular
Which of the following statements concerning transuranium elements is incorrect?
Atomic number > 92
Example is Thorium
Decay radioactively as they are unstable
Elements after Uranium
What happens to the atomic size of lanthanides as the atomic number increases?
The radius remains unchanged
The radius first increases and then decreases
The radius increases
The radius decreases
In 30 minutes, a first-order reaction is 50% complete. Calculate the amount of time it took to complete 87.5 percent of the reaction.
30 min
60 min
90 min
120 min
In a reaction, what is the driving force?
Energy given
Energy released
Free energy
None of the mentioned
As an electroplated protective covering, what metal is used?
He
Cr
Ni
Fe
__________ possesses the properties of both alkali metals and halogens.
He
H
Na
Cl
Which of the following statements concerning methylamine is correct?
Methylamine is stronger base than NH3
Methylamine is less basic than NH3
Methylamine is slightly acidic
Methylamine forms salts with alkali
Which of these substances has a lower melting point than amine?
Alcohol
Ether
Carboxylic acid
Phosphine
A disaccharide is formed when two monosaccharides are bonded together by a bond.
glycosidic
peptide
ionic
phosphodiester
In formular of starch given below, X is
3
4
5
6
