Free Printable Radioactive Decay and Nuclear Reactions

1.

What radioactive particle consists of two protons and two neutrons?

a)

positron

b)

beta particle

c)

gamma ray

d)

alpha particle

2.

What is the antiparticle of electron?

a)

proton

b)

neutron

c)

positron

d)

beta particle

3.

What electromagnetic radiation has the shortest wavelength and carries the highest energy?

a)

positron

b)

beta particle

c)

gamma ray

d)

alpha particle

4.

What radioactive particle refers to high energy electrons that are emitted from an unstable nuclei?

a)

positron

b)

gamma ray

c)

beta particle

d)

alpha particle

5.

An atom's nucleus will spontaneously breakdown until it attains a more stable proton-neutron ratio.

a)

True

b)

False

6.

Complete the nuclear reaction: $_{92}^{238}U\ \longrightarrow\ _{\ }\ \ \ \ \ \ +\ _{90}^{234}Th$

a)

$_2^4\alpha$

b)

$_{-1}^{\ \ \ 0}\beta$

c)

$_0^0\gamma$

d)

$_1^0\beta$

7.

Complete the nuclear reaction: $_{90}^{234}Th\ \longrightarrow\ _{\ }\ \ \ \ \ \ +\ _{91}^{234}Pa$

a)

$_2^4\alpha$

b)

$_{-1}^{\ \ \ 0}\beta$

c)

$_0^0\gamma$

d)

$_1^0\beta$

8.

Complete the nuclear reaction: $_{43}^{99}Tc\ \longrightarrow\ _{\ }\ \ \ \ \ \ +\ _{43}^{99}Tc\$

a)

$_2^4\alpha$

b)

$_{-1}^{\ \ \ 0}\beta$

c)

$_0^0\gamma$

d)

$_1^0\beta$

9.

Complete the nuclear reaction: $_{11}^{22}Na\longrightarrow\ _{\ }\ \ \ \ \ \ +\ _{10}^{22}Ne\$

a)

$_2^4\alpha$

b)

$_{-1}^{\ \ \ 0}\beta$

c)

$_0^0\gamma$

d)

$_1^0\beta$

10.

Complete the nuclear reaction: $_{37}^{82}Rb\ +\ \ \ \ \ \ \ \longrightarrow\ \ _{36}^{82}Kr\$

a)

$_2^4\alpha$

b)

$_{-1}^{\ \ \ 0}\beta$

c)

$_0^0\gamma$

d)

$_1^0\beta$

11.

Complete the nuclear reaction: $_{18}^{40}Ar\ +\ _1^1H\ \ \longrightarrow\ \ \ \ \ \ +\ _0^1n$

a)

$_{19}^{41}K$

b)

$_{19}^{40}K$

c)

$_{18}^{41}Ar$

d)

$_{17}^{40}Cl$

Radioactive Decay and Nuclear Reactions

Total questions: 11

Worksheet time: 6mins

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