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how many isomers are for C6H14 and what are they?
EXPLAIN THE CLEANING ACTION OF SOAPS IN A SYSTEMATIC MANNER.
WHAT HAPPENS WHEN ETHANOIC ACID REACTS WITH SODIUM HYDROXIDE? WRITE EQUATION OF THE REACTION INVOLVED.
Explain the cleansing action of soap.
Q.1: Which of the following is not a saturated hydrocarbon?
(a) Cyclohexane (b) benzene (c) butane (d) isobutane
Q.2: The bond between two identical nonmetallic atoms has a pair of electron?
(a) Unequally shared between two atoms
(b) Transferred completely from one atom to another
(c) With identical spins
(d) Equally shared between them
Q.3: Covalent compounds are generally –
(a) Soluble in water (b) insoluble in water
(c) Ionize in water (d) hydrolyse in water
Q.4: Which amongst the following is an unsaturated hydrocarbon?
(a) Cyclobutane (b) Propane (c) Propyne (d) Hexane.
Q.5: The number of structural isomers possible for pentane is –
(a) 2 (b) 3 (c) 4 (d) None of these.
Q.6: Which of the following substance is added to denature Ethanol?
(a) Methanol (b) pyridine (c) copper sulphate (d) all of these
Q.7: Which of the following is not an allotropic form of carbon?
(a) Fluorine (b) fullerene (c) diamond (d) graphite
Q.8: Which of the following represents the correct deceasing order of hydrogen atoms?
(a) Alkanes, alkenes, alkynes (b) alkanes, alkynes, alkenes
(c) Alkenes, alkynes, alkanes (d) alkynes, alkanes, alkenes
Q.9: Compounds having same molecular formula but different structural formula are called –
(a) Isotopes (b) Homologous (c) Isomers (d) Isobars
Q.10: The suffix used for naming an aldehyde is
(a) Ol (b) al (c) one (d) ene.
what are the characteristics of homologous series?
can you depict the molecule of water showing the nature of bonding between one oxygen atom and two hydrogen atoms?does the molecule have single or double bond?
is the molecule covalent?how?
Do the same for chlorine molecule.
send very urgently.
give the structure of all the isomers of hexane.
CnH2n+1 is the general formula of which homologous series?
Differentiate between saturated and unsaturated hydrocarbons giving one example of each.
What Is The Difference Between Soaps And Detergents?
Tabular Form Would Be Good...
Draw the electron dot structure of O2 ,CO2 , Cl2 , N2 , H2O, NH3 , S8.
What is saponification reaction? Explain with an example
Complete these reactions:-
H2C=CH2 + H2O (in the presence of H2SO4) -----
H2C=CH2+ Cl2 -------------
their electron dot structures.
how to differentiate between ethanol and ethanoic acid on basis of chemical properties?
Write the IUPAC name as well as Structure formula for :
how would you distinguish experimentally between an alcohol & a carboxylic acid?
Describe a chemical test to distinguish between ethanol and ethanoic acid
what is esterification reaction ?
what is the advantages and disadvantages of soap and detergents
Does Ethanol React With Sodium Carbonate??
Why the carbon compounds are poor conductor of electricity?
what happens when sodium acetate is heated with soda lime
Why can't we have the isomers of first 3 members of alkane series ?
what is monovalent atoms?
WHAT IS FORMULA OF HARD WATER???
What will be the product if a compound containing carbon is burnt?? name some test to confirm this?
what is the difference between condensation and addition polymerisation ???? and how iz nylon 6,6 formed ???
what do u mean by "free state" or "combined state" ???
give a test that can be used to differentiate chemically between butter and cooking oil
what is catenation?
Carbon compounds are stable give reason
difference between Substitution reaction and Addition reaction???????
Write the name and formula of the 2nd member of the series of carbon compounds whose general formula is CnH2n+1OH.
Structural formula of propanone
why can't we have isomers of the first three members of the alkane series
What is Homologous series? Explain with an example.
pH of water is 7.0 at 25 C.if water is heated to 70 C
A)pH will decrease and solution becomes acidic.
B)pH will increase
C)pH will remain constant as 7
D)pH will decrease but solution will be neutral
why homologous series of carbon compounds are so called? Write two chemical formula of two consecutive members of a homologous series and state the part of these compounds that determine their (a) physical properties and (b)chemical properties.
Which is the first member of Aldehyde , ketone and Carboxylic acid functional group?
what is a functional group in a carbon compound. identify the functional group present in CH3COOH and C2H5OH
What are micelles? how it is formed? & Explain the process of removal of dirts by soaps & detergents.
calculate the difference between the molecular formula and molecular masses for..
a. CH3OH and C2H5OH
b. C2H5OH and C3H7OH
PLEASE PLEASE ANSWER FAST!!! I NEED IT KNOW!!!!!
c. C3H7OH and C4H9OH
draw the electron dout structure of propene, propyne,prpanous propanic acid?
Mention IUPAC name of the following Compounds.
CH3CH2COCH3 and CH3COOH2CH3
Saturated hydrocarbons will generally give a clean flame but unsaturated sooty flame. Why?
write the number of covalent bonds in 1) Propyne 2)Butene 3) propane
Explain Versatile nature of carbon?
why is graphite a good conductor of electricity???
What is the IUPAC name of CH3CH=CHCH(CH3)2
how can differentiate between aldehyde and ketone
What happens when ethanol is heated with concentrated H2SO4 at 443 K? Give the
the fifth member of the alcohol homologous series is_______?
Difference between daimond and graphite. For 5marks
name the ester C2H5COOC2H5 and name the alcohol and carboxylic acid which react to form it.
why does micelle formation take place when soap is added to water?will a micelle be formed in other solvents such as ethinol also?
why are covalent compounds poor conductors of electricity?
what is the IUPAC name of CH3-CH2-CH(Cl)-COOH ?????
what is the chemical properties of ethanoic acid?
why carbon form large number of compounds?
Silicon is also tetravalent like carbon but why it does not combine with so many elements to form thousands of covalent compunds just like carbon does ?
Will benzene decolourise bromine water or not and why?
Explain cleansing action of detergents.
why formalin is used to preserve biological specimens?
Define functional group .
CH3CH2COOC2H5+NaOH ---> ___________ + C2H5OH
What happens when:-
1.Ethanoic acid reacts with sodium carbonate ?
2.Ethanol reacts with ethanoic acid in the presence of sulphuric acid.
3.Hydrogenation of vegetable oils is carried out?
4.Methane is burned in presence of oxygen.
5.methane is treated with chlorine in presence of sunlight.
why the hybrid orbitals always form sigma bond why cant they form pi bond
Why doesn't soap form micelles in ethanol as they form in water?????????????
Thumbzz up guaranteed.
Define 'isomerism' and give few examples?
write IUPAC names of -
is benzene saturated or unsaturated ?
why does carbon form only covalent bonds?
are all ionic compounds polar and all non ionic compounds non polar compounds?/
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