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procedure steps 1 to 3 and step 5 are demonstration steps and will be performed by your counsellor observe these steps carefully1 the cotton
uses of acetylenea acetylene is utilized as an illuminantb it is utilized for the production of oxy-acetylene flame the high temperature of the flame
requirementsautoclavemicrobial cultures - liquidsoliddisinfectantspatuladisposable
the amount of energy released when one mole of bonds are formed among the corresponding gaseous atoms is known as bond
disposal of microbial cultures after the study is finished microbial cultures should not be left in the laboratory or taken out of the laboratory
objectivesafter completing this exercise you will be able to1 sterilize and dispose off microbial cultures2 dispose off the carcass of laboratory
the angle among the lines joining the nuclei of the bonded atom with a central atom is known as bond
the distribution of electrons into hybrid orbitals is as per the paulis exclusion principle and the hunds rule of maximum
introduction in any laboratory dealing with biological experiments hazards can occur mainly due to chemicals and biological materials in the
co-ordination covalent bond is produced by the mutual sharing of pair of electrons among two atoms contributed by only one of the combining atoms
in polar covalent molecule one atom gets positive charge and the other one takes negative charge as known as dipole
the covalent bond produced by the unequal sharing of electrons among the two atoms is known as polar covalent bond
why ionic compound does not show the property of space isomerismans ionic bond is electrostatic it is non directional so ionic compounds does not
the number of appositively charged ions surrounded a certain ion in an ionic crystal lattice is known as co- ordination
the ratio among the radius of cation and the radius of anion is known as limiting radius
the amount of energy needed to convert one mole of solid substance to vapor state is known as sublimation
procedure a mock fire may be created by spilling a flammable liquid like alcohol petrol etc and lighting it at a safe place away from the equipments
to learn the use of a carbon dioxide fire extinguisher all chemical laboratories should be provided with carbon dioxide and or dry chemical fire
to surveys a lab for its fire preparednessas said earlier in this activity you are going to survey the labs of the institution where you are working
a the strength of ionic bondb stability of the ionic compoundc ease of formation of the ionic bond
objectivesafter you have completed this exercise you should be able to1 enlist all the fire extinguishers available in the labs
introduction here you have need to about the fire hazards various causes of fires and the precautions to be taken to avoid them you also learnt
the energy released when one mole of ionic crystal is produced by the combination of the corresponding gaseous ve and -ve ions brought from infinite
there are two conditionfor foramtion of anionsa high electron affinityb small sizeless charge of an atoms form anion more
the species which accepts the electrons are known as electrophiles or electrophilic reagentswhen the atom or group of atoms there in the organic