Atoms and Molecules - PracticeVersion en ligne Atoms and Molecules - Practice Quiz par Benjamin D Morgan 1 What are the basic building blocks for all matter? a chemicals b compounds c cells d atoms 2 All ____________ are made up of two or more atoms bonded together. a atoms b molecules c cells d elements 3 Bonds between atoms in a molecule form as a result of the sharing of? a electrons b formulas c atoms d chemicals 4 What does this image represent? a atom b element c molecule d marshmallows 5 A subatomic particle that has a positive electric charge a Proton b Neutron c Electron d Isotope 6 A subatomic particle that orbits an atom's nucleus, has a negative charge, and has very little mass a proton b neutron c electron d isotope 7 Atoms that have the same number of protons but different numbers of electrons. a atomic mass b protons c isotopes d ions 8 Atoms are most stable when their outer shell is complete. a True b False 9 What are the states of matter? 10 What are the states of matter? a solid, liquid, water b solid, liquid, gas c melting, freezing, condensing, evaporing d water and liquid 11 What are the 3 particles that make-up the atom? a protons, neutrons, and isotopes b neutrons, isotopes, and electrons c positives, negatives, and electrons d protons, neutrons, and electrons 12 How many atoms are there in a molecule? a no atoms b 1 or more atoms c 2 to thousands of atoms d exactly 18 atoms 13 The center of an atom, usually made of protons and neutrons a nucleus b proton c atomic number d ion 14 The positive particles of an atom are a electrons b positrons c neutrons d protons 15 the central region of an atom where its neutrons and protons are is its a nucleus b electron cloud c core d center 16 Particles in an atom that are neutral and have no charge are a negatrons b electrons c neutrons d protons 17 True or False? Neutrons have a negative charge a True b False 18 A particle that moves around the nucleus is a(n) a Proton b Electron c Neutron d Quark 19 An atoms overall charge is a Positive b depends on its moods c neutral d negative 20 The smallest particle of any particular type of matter is known by which of the following terms? a compound b atom c chemical d element 21 If an atom has 3 electrons, how many protons does it have? a 1 b 2 c 3 d 4 22 The subatomic particle with a negative charge is the a electron b proton c neutron d nucleus 23 Ions are: a atoms with ONLY a negative charge b atoms with ONLY a positive charge c atoms with no charge d atoms with a positive or negative charge 24 Which particles are included in the center of an atom? a protons and electrons b electrons and neutrons c protons and neutrons d protons and neurons 25 What particles are found on the outside of an atom? a protons b electrons c neutrons 26 Where are protons located in the atom? a orbitals b nucleus c rings d positve 27 What are the 3 subatomic particles that make-up the atom? a protons, neutrons, and isotopes b neutrons, isotopes, and electrons c positives, negatives, and electrons d protons, neutrons, and electrons 28 Which statement about the atomic nucleus is correct? a The nucleus is made of protons and neutrons and has a negative charge b The nucleus is made of protons and neutrons and has a positive charge c The nucleus is made of electrons and has a positive charge d The nucleus is made of electrons and has a negative charge 29 Which statement best describes an electron? a Smaller mass than a proton and a negative charge b Smaller mass than a proton and a positive charge c Greater mass than a proton and a negative charge d Greater mass than a proton and a positive charge 30 Atoms have no electric charge because they... a have an equal number of charged and non charged particles b have neutrons in their nuclei c have an equal number of electrons and protons d have an equal number of neutrons and protons 31 Most of the mass in an atom is concentrated in the... a electrons b nucleus c protons d empty space 32 Matter always has mass. a true b false 33 Electrons are___________ a very large b Super Positive, like cheerleaders! c part of the nuclues. d Extremely small even in comparison to protons. 34 Anything that has mass and takes up space is called a science b volume c matter d density 35 Which subatomic particle has a neutral charge? a proton b neutron c electron d positron 36 How many energy levels does the atom have in the picture? a 1 b 2 c 3 d 4 37 Identify what is true about the atom in the picture. (PICK 2) Choose one or more answers a atom b ion c +1 charge d -1 charge e neutral 38 Identify what is true about the atom in the picture. (PICK 2) Choose one or more answers a atom b ion c +1 charge d -1 charge e neutral 39 Identify what is true about the atom in the picture. (PICK 3) Choose one or more answers a ion b unstable c 2 energy levels d stable e 1 energy level 40 Identify what is true about the atom in the picture. (PICK 3) Choose one or more answers a Ion b atom c stable d unstable e 2 energy levels f 3 energy levels
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