Composition and simple structure of an atom (subatomic particles ) 2 ( Form 2, Chemistry )

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50 quick true/false questions on atoms and isotopes

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Cameroon

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Composition and simple structure of an atom (subatomic particles ) 2 ( Form 2, Chemistry )


Composition and simple structure of an atom (subatomic particles ) 2 ( Form 2, Chemistry )Version en ligne 50 quick true/false questions on atoms and isotopes par YAKILI LMS 1 Neutrons have a positive charge. Yes No 2 Cameroon's secondary schools teach atoms with no nucleus. Yes No 3 The electron cloud is a rigid shell with fixed positions. Yes No 4 Hydrogen-4 has more protons than Hydrogen-1. Yes No 5 The nucleus is held together by the strong nuclear force. Yes No 6 Isotopes differ in proton numbers only. Yes No 7 Neutrons contribute to atomic mass but not charge. Yes No 8 Neutrons are neutral with no electric charge. Yes No 9 Protons are located in the electron cloud. Yes No 10 Neutrons can be positively charged in some isotopes. Yes No 11 Radioactive isotopes decay over time releasing radiation. Yes No 12 Isotopes can be used in medical imaging (e.g., PET uses isotopes). Yes No 13 Atomic number determines the identity of the element. Yes No 14 The electron's mass is negligible compared to protons and neutrons. Yes No 15 All isotopes have identical nuclear properties. Yes No 16 Protons carry a positive charge. Yes No 17 The nucleus of an atom contains protons and neutrons. Yes No 18 The strong force acts at long ranges beyond the nucleus. Yes No 19 The nucleus is held together by gravity. Yes No 20 The electron cloud model describes electron positions probabilistically. Yes No 21 Carbon-12 and Carbon-14 have different numbers of protons. Yes No 22 In a neutral atom, number of electrons equals number of protons. Yes No 23 Isotopes have different proton numbers. Yes No 24 The distance of electrons from nucleus is much larger than nuclear size. Yes No 25 The nucleus orbits the electron cloud. Yes No 26 Isotopes have the same proton number but different neutron numbers. Yes No 27 Protons have the same mass as neutrons. Yes No 28 The atomic number is the total number of electrons and neutrons. Yes No 29 Neutrons are produced in nuclear reactions as a byproduct. Yes No 30 Protons are negatively charged. Yes No 31 Isotopes of hydrogen all have the same neutron number. Yes No 32 Isotopes of the same element have the same chemical behavior. Yes No 33 The term 'isotope' describes atoms with different electrons. Yes No 34 The charge of an electron is equal in magnitude to the charge of a proton. Yes No 35 The atomic number equals the number of protons. Yes No 36 Electrons have a negative charge. Yes No 37 Electrons are located inside the nucleus only. Yes No 38 Electron shells are irrelevant to chemical properties. Yes No 39 The speed of light changes for different isotopes. Yes No 40 Isotopes have similar chemical properties. Yes No 41 Carbon-12 and Carbon-13 have different chemical properties. Yes No 42 The energy levels of electrons are the same for all elements. Yes No 43 Electrons are located in electron shells around the nucleus. Yes No 44 Neutrons carry a negative charge. Yes No 45 The mass number only counts protons, not neutrons. Yes No 46 Lightest isotope of hydrogen is protium with 1 proton and 0 neutrons. Yes No 47 A neutron has a mass slightly greater than a proton. Yes No 48 Electrons have a mass equal to a proton. Yes No 49 Mass number equals the total number of electrons. Yes No 50 Mass number equals protons plus neutrons. Yes No

Composition and simple structure of an atom (subatomic particles ) 2 ( Form 2, Chemistry )

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Créé par

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Composition and simple structure of an atom (subatomic particles ) 2 ( Form 2, Chemistry )Version en ligne

par YAKILI LMS

Neutrons have a positive charge.

Cameroon's secondary schools teach atoms with no nucleus.

The electron cloud is a rigid shell with fixed positions.

Hydrogen-4 has more protons than Hydrogen-1.

The nucleus is held together by the strong nuclear force.

Isotopes differ in proton numbers only.

Neutrons contribute to atomic mass but not charge.

Neutrons are neutral with no electric charge.

Protons are located in the electron cloud.

Neutrons can be positively charged in some isotopes.

Radioactive isotopes decay over time releasing radiation.

Isotopes can be used in medical imaging (e.g., PET uses isotopes).

Atomic number determines the identity of the element.

The electron's mass is negligible compared to protons and neutrons.

All isotopes have identical nuclear properties.

Protons carry a positive charge.

The nucleus of an atom contains protons and neutrons.

The strong force acts at long ranges beyond the nucleus.

The nucleus is held together by gravity.

The electron cloud model describes electron positions probabilistically.

Carbon-12 and Carbon-14 have different numbers of protons.

In a neutral atom, number of electrons equals number of protons.

Isotopes have different proton numbers.

The distance of electrons from nucleus is much larger than nuclear size.

The nucleus orbits the electron cloud.

Isotopes have the same proton number but different neutron numbers.

Protons have the same mass as neutrons.

The atomic number is the total number of electrons and neutrons.

Neutrons are produced in nuclear reactions as a byproduct.

Protons are negatively charged.

Isotopes of hydrogen all have the same neutron number.

Isotopes of the same element have the same chemical behavior.

The term 'isotope' describes atoms with different electrons.

The charge of an electron is equal in magnitude to the charge of a proton.

The atomic number equals the number of protons.

Electrons have a negative charge.

Electrons are located inside the nucleus only.

Electron shells are irrelevant to chemical properties.

The speed of light changes for different isotopes.

Isotopes have similar chemical properties.

Carbon-12 and Carbon-13 have different chemical properties.

The energy levels of electrons are the same for all elements.

Electrons are located in electron shells around the nucleus.

Neutrons carry a negative charge.

The mass number only counts protons, not neutrons.

Lightest isotope of hydrogen is protium with 1 proton and 0 neutrons.

A neutron has a mass slightly greater than a proton.

Electrons have a mass equal to a proton.

Mass number equals the total number of electrons.

Mass number equals protons plus neutrons.