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Tenth Grade (Grade 10) Periodic Table and Elements Questions

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Grade 10 Periodic Table and Elements
Which statement about nitrogen and phosphorus is not correct?
  1. Both are in the same group of the Periodic Table.
  2. Both are in the same period of the Periodic Table.
  3. Both are non-metals.
  4. Both have the same number of electrons in their outer shell.
Grade 10 Periodic Table and Elements
Elements in Group 18 on the periodic table are known as                      .
  1. Alkaline earth metals
  2. the Noble Gases
  3. metalloids
  4. transition elements
Grade 10 Periodic Table and Elements
Grade 10 Periodic Table and Elements
Grade 10 Periodic Table and Elements
Why do alkaline earth metals have similar chemical properties?
  1. The are in the same group.
  2. Their salts are color less.
  3. The have the same number of valence electrons.
  4. They are very reactive.
Grade 10 Periodic Table and Elements
An atom is electrically neutral if the number of                                            .
  1. electron is equal to the number of neutrons
  2. neutrons is equal to the atomic number
  3. protons is equal to the neutrons number
  4. protons is equal to the number of electrons
Grade 10 Periodic Table and Elements
The ground state electron configuration of Fe is                            .
  1. 1s2 2s2 3s2 3p6 3d6
  2. 1s2 2s2 2p6 3s2 3p6 4s2 3d6
  3. 1s2 2s2 2p6 3s2 3p6 4s2 4d6
  4. 1s2 2s2 2p6 3s2 3p6 4s2
Grade 10 Periodic Table and Elements
The ionic radius trend for the groups on the periodic table is that                                      .
  1. it increases as you go down the group
  2. it decreases as you go down the group
  3. there is none
  4. they are all the same for one group
Grade 10 Periodic Table and Elements
Grade 10 Periodic Table and Elements
The atomic number of an atom is always equal to
  1. the number of neutrons
  2. the number of electrons
  3. the number of protons
  4. the number of protons plus neutrons
Grade 10 Periodic Table and Elements
Which of the following groups of elements is monatomic in nature?
  1. alkaline metals
  2. alkaline earth metal
  3. halogen
  4. noble gas
Grade 10 Periodic Table and Elements
Sodium, mercury, argon, and neon are used in the production of lamps. There are fewer safety guidelines regarding the handling of neon and argon than for mercury and sodium. Which of the following best describes the elements within the group of the Periodic Table that contains neon and argon gas?
  1. Gaseous at room temperature and highly reactive with metals
  2. Solid at room temperature and mildly reactive with strong acids
  3. Gaseous at room temperature and mostly unreactive with metals
  4. Solid at room temperature and mostly unreactive with strong acids
Grade 10 Periodic Table and Elements
What particles make up cathode rays?
  1. alpha particles
  2. electrons
  3. neutrons
  4. protons
Grade 10 Periodic Table and Elements
Grade 10 Periodic Table and Elements
Caesium, Cs, is an element in Group I of the Periodic Table. When caesium reacts it forms a positive ion, Cs+. How is a caesium ion formed?
  1. A caesium atom gains a proton
  2. A caesium atom gains an electron
  3. A caesium atom loses an electron
  4. A caesium atom shares an electron
Grade 10 Periodic Table and Elements
Which of the following statements can be used to describe an element correctly?
  1. a pure substance
  2. matter of one type of atom
  3. can be broken down
  4. all of the above
  5. only a and c
Grade 10 Periodic Table and Elements
Grade 10 Periodic Table and Elements
Which of the following electrons configuration correctly represent an inert element?
  1. 1s2 2s2 2p4
  2. 1s2 2s 2p6 3s2
  3. 1s2 2s2 2p6 3s2 3p4
  4. 1s2 2s2 2p6 3s2 3p6
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