2.1.2 - Compounds, Formulae And Equations Flashcards by Chloe D | Brainscape

Q

What is the formulae for ammonium?

A

NH4+

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Q

What is the formulae for hydroxide?

A

OH-

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Q

What is the formulae for nitrate?

A

NO3-

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Q

What is the formulae for nitrite?

A

NO2-

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Q

What is the formulae for hydrocarbonate?

A

HCO3-

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Q

What is the formulae for manganate(VII)?

A

MnO4-

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Q

What is the formulae for carbonate?

A

CO3^2-

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Q

What is the formulae for sulfate?

A

SO4^2-

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Q

What is the formulae for sulfite?

A

SO3^2-

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Q

What is the formulae for dichromate(VI)?

A

Cr2O7^2-

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Q

What is the formulae for thiosulfate?

A

S2O3^2-

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Q

What is the formulae for phosphate?

A

PO4^3-

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Q

What is the formulae for phosphite?

A

PO3^3-

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Q

What are cations?

A

Positive ions

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Q

What are anions?

A

Negative ions

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Q

How many ions can transition metals form?

A

More than 1

Q

What happens to elements in groups 1-3?

A

They lose electrons
Form positive ions

Q

What happens to elements in groups 5-7?

A

They gain electrons
Form negative ions

Q

What is a binary compound?

A

It is an ionic compound that:

Contains 2 different elements
Ends in -ide
Have an overall charge of 0

Q

How do you name binary compounds?

A

Put the metal ion first

Q

What are polyatomic ions?

A

It is a covalently bonded ion that contains more than 1 element