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| KERALA PSC STUDY NOTES-CHEMISTRY(PART-2) |
TOTAL NUMBER OF PROTONS AND NEUTRONS IS KNOWN AS?
ANSWER:MASS NUMBER
CHEMICAL PROPERTY OF A SUBSTANCE IS DETERMINED BY?
ANSWER:ELECTRONS
THE SIMILAR ATOMS COMBINED TOGETHER TO FORM?
ANSWER:MOLECULE
DIFFERENT ATOMS COMBINED TOGETHER TO FORM?
ANSWER:COMPOUND
THE ATOM MOLECULE WAS COINED BY
ANSWER:AVOGADRO
AVOGADRO NUMBER?
ANSWER:6.023*10^23/MOL
INTERNALTIONAL MOLE DAY IS CELEBRATED ON?
ANSWER:OCTOBER 23
THE PATH OF AN ELECTRON ON WHICH THE ELECTRON REVOLVE AROUND IS
CALLED?
ANSWER:ORBIT
AS THE TEMPERATURE INCREASES KINETIC ENERGY OF THE MOLECULES?
ANSWER:INCREASES
ISOTOPE WAS DISCOVERED BY?
ANSWER:FREDERICK SODDY
ELEMENTS HAVING SAME ATOMIC NUMBER AND DIFFERENT MASS NUMBER ARE KNOWN AS?
ANSWER:ISOTOPES
ISOTOPES OF HYDROGEN
ANSWER:PROTINUM,DEUTERIUM,TRITIUM
ATOMIC HAVING SAME MASS NUMBER AND DIFFERENT ATOMIC NUMBER ARE
KNOWN AS?
ANSWER:ISOBARS
ELEMENTS HAVING SAME NUMBER OF NEUTRONS ARE KNOWN AS?
ANSWER:ISOTONES
COMPOUNDS HAVING SAME MOLECULAR FORMULAR FORMULA AND DIFFERENT STRUCTURES?
ANSWER:ISOMERS
DIFFERENT FORM OF THE SAME ELEMENT WITH DIFFERENT PHYSICAL
APPEARANCE?
ALLOTROPES
KERALA PSC STUDY NOTES-CHEMISTRY(PART-2)
nice selected questions and answers....
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