Koj puas tso npe ua ntej ntawm polyatomic ions?

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Koj puas tso npe ua ntej ntawm polyatomic ions?
Koj puas tso npe ua ntej ntawm polyatomic ions?

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Video: Koj puas tso npe ua ntej ntawm polyatomic ions?
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Anonim

Ionic Compounds uas muaj hlau thiab polyatomic Ion. Tsis txhob siv cov lus ua ntej los qhia tias muaj pes tsawg ntawm txhua lub ntsiab lus tam sim no; cov ntaub ntawv no txhais tau hais tias nyob rau hauv lub npe ntawm lub compound.

Koj puas siv cov lus ua ntej nrog polyatomic ions?

Note: Greek prefixes tsis yog siv los qhia tus naj npawb ntawm atoms , lossis polyatomic ions, hauv cov qauv formula rau cov compound (piv txwv li, Ca(NO 3)2 yog lub npe "calcium nitrate" tsis yog "calciuim dinitrate").

Cov cai rau npe polyatomic ions yog dab tsi?

Rule 1. Tus cation sau ua ntej lub npe; lub anion (siv electrons) yog sau thib ob hauv lub npe Txoj Cai 2. Thaum lub formula unit muaj ob los yog ntau tshaj ntawm tib polyatomic ion, uas ion yog sau nyob rau hauv lub voj voog nrog cov subscripts sau sab nraum lub koob.

Thaum ntxiv subscript rau polyatomic ion koj yuav tsum?

Yog hais tias ib lub compound muaj ntau tshaj ib tug polyatomic ion ntawm tib hom, peb yuav tsum tau tso parentheses nyob ib ncig ntawm lub ion cov mis ua ntej yuav siv ib tug subscript los qhia pes tsawg ions ntawm hom ntawd nyob rau hauv lub compound.

Koj sau tus qauv ionic nrog polyatomic ion li cas?

Rule 1. Lub cation sau ua ntej ntawm lub npe; lub anion yog sau thib ob hauv lub npe. Txoj Cai 2. Thaum lub formula unit muaj ob los yog ntau tshaj ntawm tib polyatomic ion, uas ion yog sau nyob rau hauv lub voj voog nrog cov subscripts sau sab nraum lub koob.

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