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Chemistry Revision CCT on Periodic Table > Revision > Flashcards

Revision Flashcards

1
Q

What is an element?

A

A substance made up of just one type of atom.

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2
Q

Who invented the periodic table?

A

Dmitri Mendeleev

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3
Q

When was the periodic table invented?

A

1869

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4
Q

What is group 1 in the periodic table?

A

Alkali Metals

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5
Q

What is group 2 in the periodic table?

A

Alkali Earth Metals

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6
Q

What is the middle section of the periodic table called?

A

The Transition Metals

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7
Q

What is the right side of the periodic table?

A

Non-metals

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8
Q

What is group 7 of the periodic table?

A

The Halogens

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9
Q

What is group 8 of the periodic table?

A

The Noble Gases

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10
Q

What are the horizontal rows called?

A

periods

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11
Q

What are the columns called?

A

groups

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12
Q

Why does the periodic table not show carbon dioxide?

A

It only shows elements.

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13
Q

The periodic table lists the elements in order of increasing _____ ______.

A

atomic number

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14
Q

What is the number in the top corner called, and what does it represent?

A

The mass number represents the number of protons and neutrons.

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15
Q

What is the number in the bottom corner called, and what does it represent?

A

The atomic number represents the number of protons.

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16
Q

As you go down the group, the melting point _________.

A

decreases

17
Q

Name 5 properties of metals.

A

POSSIBILITIES=
hard, flexible, thermal conductor, electrical conductor, insulator, malleable, sonorous, ductile, shiny

18
Q

What are 2 properties of group 1 metals?

A

soft and reactive

19
Q

Who proposed the law of octaves?

A

John Newlands

20
Q

What is a compound?

A

A substance made of two or more types of atom chemically bonded together.

21
Q

How many sulphurs and how many oxygens in SO2?

A

1 sulphur 2 oxygen

22
Q

(metal)+oxygen=

A

(metal) oxide

23
Q

(metal)+oxygen+hydrogen=

A

(metal) hydroxide

24
Q

(metal)+nitrogen+oxygen=

A

(metal) nitrate

25
Q

(metal)+carbon+oxygen=

A

(metal) carbonate

26
Q

(metal)+sulphur+oxygen=

A

(metal) sulphate

27
Q

What happens to the mass in chemical reactions and physical changes?

A

It is always conserved

28
Q

Can mass be gained or lost during a chemical reaction?

A

no

Chemistry Revision CCT on Periodic Table (1 decks)

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