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Grade 10 Science > Periodic Table - basics > Flashcards

Periodic Table - basics Flashcards

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1
Q

What is the basic building block of all matter?

A

Atom

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2
Q

How many elements are there in the periodic table?

A

118

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3
Q

What is the horizontal row in the periodic table called?

A

Period

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4
Q

What is the vertical column in the periodic table called?

A

Group

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5
Q

What is the lightest element in the periodic table?

A

Hydrogen

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6
Q

What is the heaviest naturally occurring element?

A

Uranium

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7
Q

What does the atomic number of an element represent?

A

Number of protons in the nucleus

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8
Q

Which element is represented by the symbol ‘Fe’?

A

Iron

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9
Q

Which element is a noble gas?

A

Helium

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10
Q

What is the most abundant element in the Earth’s crust?

A

Oxygen

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11
Q

What is the name of the element with the symbol ‘Na’?

A

Sodium

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12
Q

What is the chemical symbol for gold?

A

Au

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13
Q

What is the atomic number of carbon?

A

6

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14
Q

Which element is essential for human life?

A

Oxygen

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15
Q

Which element is a halogen?

A

Fluorine

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16
Q

What is the lightest metal in the periodic table?

A

Lithium

17
Q

What is the most reactive non-metal?

A

Fluorine

18
Q

What is the chemical symbol for silver?

A

Ag

19
Q

What is the atomic number of potassium?

A

19

20
Q

Which element is used in light bulbs?

A

Tungsten

21
Q

Which element is the second most abundant in the Earth’s crust?

A

Silicon

22
Q

What is the atomic number of helium?

A

2

23
Q

Which element is a metalloid?

A

Boron

24
Q

What is the chemical symbol for lead?

A

Pb

25
Q

What is the atomic number of nitrogen?

A

7

26
Q

Which element is a transition metal?

A

Iron

27
Q

What is the atomic number of silver?

A

47

28
Q

Which element is the most abundant in the universe?

A

Hydrogen

29
Q

What is the chemical symbol for copper?

A

Cu

30
Q

What is the atomic number of uranium?

A

92

31
Q

Which element is a metal?

A

Gold

32
Q

What is the chemical symbol for mercury?

A

Hg

33
Q

What is the atomic number of calcium?

A

20

34
Q

Which element is a rare earth metal?

A

Neodymium

35
Q

What is the chemical symbol for tin?

A

Sn

36
Q

What is the atomic number of oxygen?

A

8

37
Q

Which element is a lanthanide?

A

Dysprosium

Grade 10 Science (3 decks)

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