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Chemistry 103 > Chapter 5 > Flashcards

Chapter 5 Flashcards

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0
Q

What are molecular elements?

A

Diatomic elements -exist in nature as compounds

HONCLBRIF

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1
Q

What are atomic elements?

A

Elements that exist in nature as elements

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2
Q

What’s a molecular compound?

A

All nonmetal

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3
Q

What’s a ionic compound?

A

Metal + nonmetal

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4
Q

How do you write ionic formulas? (4 steps)

A

1) determine charges
2) if they have the same absolute value, they each get one atom.
3) if they are not equal, cross multiply to make the charge neutral.
4) smallest # ratios

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5
Q

How do you name binary compounds using IUPAC?

A

Name of metal- base name of nonmetal- ide

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6
Q

How do you name compounds when the elements have multiple possible charges?

A

Show charges with Roman numerals. Use rules from IUPAC

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7
Q

Cu+1 is called?

A

Cuprous.

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8
Q

What’s cu+2 called?

A

Cupric

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9
Q

Fe+2 is called?

A

Ferrous

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10
Q

Fe+3

A

Ferric

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11
Q

What’s it called when you combine two compounds?

A

Oxyanions or poly atomic ions

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12
Q

NH4+1 is?

A

Ammonium

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13
Q

NH3-1 is?

A

Ammonia

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14
Q

C2H3O4 is?

A

Acetate

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15
Q

OH-1 is?

A

Hydroxide

16
Q

How do you name oxyanions?

A

Base name- ate or ite

17
Q

BrO4- is called?

A

Perbromate

18
Q

BrO3 is called?

A

Bromate

19
Q

BrO2 is called?

A

Bromite

20
Q

BrO is called?

A

Hypobromite

21
Q

Br- is called?

A

Bromide

22
Q

NO3 is called?

A

Nitrate

23
Q

ClO is called?

A

Hypochlorite

24
Q

What is different about P, S, Se, and Te when doing oxyanions?

A

They have four as their base oxygens.

25
Q

PO4 is called

A

Phosphate

26
Q

NO2 is called?

A

Nitrite.

27
Q

When a H atom is before an oxyanion, what do you do?

A

Use the prefix bi or hydro infront of the base name of the oxyanion

28
Q

HCl3 is?

A

Bicarbonate or hydrocarbon ate

29
Q

What is HPO4?

A

Biphosphate or hydro phosphate

30
Q

What is H2PO4?

A

Dihydrogen phosphate

31
Q

What’s an acid?

A

Compounds w/ H written first
They deliver H+ in water
Name is based on anion

32
Q

How do you name acids?

A

Hydro-base name- ic acid.

33
Q

Per- base- ate is converted to _____-base- __ ______ when naming acids.

A

Per-base-ic acid

34
Q

Base-ate is converted to base-__ _____ when naming acids.

A

Base-ic acid

35
Q

Base-ite is converted to base-____ ______ when naming acids.

A

Base-ous acid.

36
Q

Hypo-base-ite is converted to _____-base-______ ________ when naming acids.

A

Hypo-base-ous acid

37
Q

What are the rules to naming molecular compounds (all nonmetals)

A

Pre-name pre-name-ide

38
Q

Give the prefix for 1-10.

A 
1- mono 
2- di
3- tri
4- tetra 
5- penta 
6- hexa 
7- hepta
8- octa 
9- Nona 
10- Deca

Chemistry 103 (3 decks)

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