First Quiz

Question 1

The quantity of matter contained in any physical object.

Answer 1

Mass

Question 2

Any Isotope that is unstable, thus undergoing decay with the emission of a characteristic radiation.

Answer 2

Radioisotope

Question 3

Then radioactive disintegration of a Nucleus.

Answer 3

Beta Decay / Decay

Question 4

A positive Beta particle is called;

Answer 4

Positron B+

Question 5

A sensitive device used to detect Ionizing radiation by electronically measuring the Scintillation produced.

Answer 5

Scintillation Detector

Question 6

Particles found within the Nucleus are collectively known as the;

Answer 6

Nucleons

Question 7

This is determined by the relative abundance of the constituent atoms and their respective atomic masses.

Answer 7

Elemental Mass

Question 8

The simplest form of a substance that cannot be decomposed into simple substances by ordinary chemical means.

Answer 8

Element

Question 9

The Subscript of certain element on the (L) is represented by “Z” that;

Answer 9

1. Represent the atomic number
2. Indicate the number of protons inside and outside the nucleus.
3. Indicate the number of protons and electrons present in the atomic
   nucleus of an element.

Question 10

This determines the Chemical properties of an element.

Answer 10

B. The number and arrangement of electron around the nucleus.

Question 11

This indicates the number of Nucleons in the Nucleus.

Answer 11

Atomic Mass / Atomic Mass Number

Question 12

Particles of atom that revolve around the Nucleus in a precisely fixed orbit.

Answer 12

Electrons

Question 13

When radioactive substance is introduced into the body, the amount of it and how it is distributed into that organ of interest can be detected by this device.

Answer 13

Nuclear Medicine

Question 14

The Nuclear Medicine Technique procedure has a waiting period from__ after the introduction of an Isotope.

Answer 14

1 – 48 hours

Question 15

One of the physical forms of matter which is found to consist of numbers.

Answer 15

Atom

Question 16

A combination of Proton and Neutrons is knows as;

Answer 16

Nucleons

Question 17

This particle is travelling about the nucleus and carrying a negative charge.

Answer 17

Electrons

Question 18

A close combination of Proton and Electron and are electrically neutral.

Answer 18

Neutron

Question 19

Gamma ray is an Ionizing EMR with no mass and/or charge which are emitted;

Answer 19

B. Inside the Nucleus

Question 20

The Atomic number of an element is the number of ___ in and out the Nucleus.

Answer 20

Protons

Question 21

IDENTIFY THE TWO PARTICLES INSIDE THE NUCLEUS.

Answer 21

Proton
Neutron

Question 22

Particle in the Nucleus that has nearly 2000 times the mass of an electron.

Answer 22

Nucleons

Question 23

An Alpha particle is actually the nucleus of this atom.

Answer 23

Nucleons

Question 24

The approximate mass number of Proton.

Answer 24

1.007277 unit or 1.0064416 AMU

Question 25

Used to express the masses of atomic particles since they are extremely small.

Answer 25

Atomic Mass Unit / Atomic Molecular Unit (AMU)

Question 26

The mass number of an Electron.

Answer 26

0.00549 units or 0.0005485 AMU

Question 27

Indicate the number of Nucleons in the Nucleus.

Answer 27

Atomic Mass / Atomic Mass Number

Question 28

A primary distinguishing characteristic of matter.

Answer 28

Mass

Question 29

This consists of two or more elements that are chemically linked in definite proportions.

Answer 29

Compound

Question 30

Particle that has a mass number of 9.1 x 10^-³¹ kg that revolves around the nucleus at nearly the speed of light.

Answer 30

Electrons

Question 31

An electronic device capable of accepting or rejecting a pulse according to the pulse height of volume.

Answer 31

Pulse Height Analyzer also known as Spectrometer

Question 32

A listing of energy waves not affected by electrical or magnetic properties.

Answer 32

Electro-Magnetic Spectrum

Question 33

Defined as the quantity of any radioactive nuclide in which the number of disintegration per second is 3.700 x 10¹⁰ curie.

Answer 33

Curie

Question 34

The unit of radioactivity.

Answer 34

Curie

Question 35

One thousandth of a curie.

Answer 35

Millicurie

Question 36

The amount of energy required to remove a particle from the nucleus or orbit of an atom.

Answer 36

Binding Energy

Question 37

Define “Alpha Particle”

Answer 37

- a particle that is identical to the Helium nucleus consisting of Two Protons and Two Neutrons that carries a positive charge of 2.

Question 38

A small ionization chamber operated by gas amplification and is used to detect small quantities of radioactivity.

Answer 38

Geiger-Muller Counter

Question 39

The :”Flash of Light”.

Answer 39

Scintillation

Question 40

A device used to produce Neutron-Poor radionuclides.

Answer 40

Cyclotron

Question 41

A decay product produced by a radioactive nuclide.

Answer 41

Radionuclide

Question 42

Pulse-Height Analyzer is better known as;

Answer 42

Spectrometer

Question 43

The giving-off of radiant energy in the form of Alpha, Beta and Gamma ray by the breaking up of atoms.

Answer 43

Radioactive

Question 44

Define/Identify “Atom”

Answer 44

-Basic structure of an element - is the smallest component of an element -is the smallest particle of matter retaining all the chemical properties of the element. -is composed of centrally positioned, positively charged core known as the “Nucleus”, and an orbital electrons

Question 45

The Atomic Number;

Answer 45

D. Is the number of Protons.

Question 46

The Atomic Mass number of an atom is given by the number of;

Answer 46

D. Protons plus Neutrons

Question 47

C and C have the same;

Answer 47

D. Number of Protons

Question 48

How many Nucleons do I have?

Answer 48

C. 131

Question 49

The number of Protons in the Nucleus is called the;

Answer 49

A. Atomic Number

Question 50

A Neutron has approximately;

Answer 50

B. 1 AMU and no charge

Question 51

How many kinds of Nucleons are there?

Answer 51

B. 2

Question 52

W has how many Neutrons?

Answer 52

B. 110

Question 53

Electrons are;

Answer 53

A. Arranged in orbits around the Nucleus.

Question 54

Represents one million of a curie.

Answer 54

Microcurie

Question 55

Atomic Number is actually the number of;

Answer 55

Protons

Question 56

The Atom Al has how many Protons?

Answer 56

13

Question 57

A particle which carries no charge is called;

Answer 57

Neutron

Question 58

How many Neutrons are there in the naturally occurring C?

Answer 58

6

Question 59

How many Nucleons does Nuclide I has?

Answer 59

127

Question 60

If I is a stable, electrically neutral atom, then how many Neutrons are there in such an atom?

Answer 60

76

Question 61

What is a Chemical Compound?

Answer 61

-is the union of two or more element that can be separated only by chemical means.

Question 62

Define “Radioisotope” –

Answer 62

- is any isotope that is unstable, thus undergoing decay with the emission of a characteristic radiation.

Question 63

One million electron volt (meV) is equivalent to;

Answer 63

C. 10-6 eV

Question 64

Subatomic particle of atom with no charge. For this reason, they can penetrate many materials very easily.

Answer 64

Neutron

Question 65

Number that represents the number of bonds that each atom of an element makes in a chemical compound.

Answer 65

Atomic Mass Number

Question 66

Particle of atom which is not actually Ionizing radiation.

Answer 66

Neutron

Question 67

It is the time in which the radioactivity originally associated with a particular isotope is reduced by one-half through radioactive decay.

Answer 67

Half Life ( Tp or T 1/2)