General Knowledge - Science Part 5
Questions -Oxidation in electrolysis
Does it happen?
Answer - On Anode
Question - Discovery of the nucleus of the atom
Answer - Rutherford
Question - is in the nucleus of the atom.
Answer - Protons and Neutrons
Question - The proton or electron in an atom of an element.
Question is called number.
Answer - Atomic Number
Question - Atoms whose atomic numbers are the same
But the mass varies, called
Answer - Isotopes
Question - Atoms whose mass numbers are the same
But the atomic number varies,
is called
Answer - Isobar
Question - Modern Periodic Table Presented
Answer - Mendleof
Question - The vertical and horizontal columns of the periodic table.
they say:
Answer - Class (Group) and Periodic respectively
Question - The first element of the periodic table is:
Answer - Hydrogen
Question - First classification of elements
Answer - by Dobrenier
Question : Classes and classes in modern periodic table
The total number of is -
Answers - 18 and 7 respectively
Question - Nun-steak pots are made -
Answer - Teflon's
Question -The inaccuracy present in the ore is called:
Answer - Gang
Question - Of obtaining metals from minerals and ores
The method is called:
Answer - Metallurgy
Question - used for buds in utensils.
Answer - Ammonium chloride
Question - Firecrackers have a green colour
Answer - Causes of Barium
Question: Red bright colour is during overheating.
Answer - Due to the presence of strusium (Sr)
Questions - the fuel of the future is called -
Answer - To Hydrogen
Question - Marsh is called Gas -
Answer - Methane
Question - Nobel Gas is
Answer - Helium
Question is the lightest gas (element)
Answer - Hydrogen
Question - The lightest metal -
Answer - Lithium
Question - the heaviest metal -
Answer 18