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Q. Define Elements and Compounds? Pure substances are categorized into two categories that are elements and compounds. An element is a substance that can't be separated into
How can you classify matter in a easy to remember way?
Transition metals are substances of the d block that form compounds where electrons from d orbitals are ionized or otherwise accept in bonding. Typical transition metal charac
Visible range of hydrogen spectrum will contain the following series: (1) Pfund (2) Lyman (3) Balmer (4) Brackett Ans: Balmer
get calcium EDTA from disodium EDTA and calcium which in complexomteric reaction. how mechanism of making ??
In the formation of Nacl from Na and cl: (1) Sodium and chlorine both give electrons (2) Sodium and chlorine both accept electrons (3) Sodium loses electron and chlori
why is NH4CL ADDED BEFOR NH4OH
what is ionisation energy
why do transition metals form complex salts
which coating is better for steel. Tin or zinc?
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