Quiz
science study guid
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Perguntas do quiz (23)
1electron
- A-
- B+
- C0
2proton
- A-
- B+
- C0
3neutron
- A-
- B+
- C0
4electron
- Aoutside the nucleus
- Bnucleus
5proton
- Aoutside the nucleus
- Bnucleus
6neutron
- Aoutside the nucleus
- Bnucleus
7In a neutral atom, the number of electrons equals the number of
- Aprotons
- Bneutrons
- Celectrons
8What two subatomic particles are found in the nucleus of an atom
- Aprotons electrons
- Bprotons neutrons
- Celectrons neutrons
9How many electrons can occupy the first energy level in a Bohr model?
- A1
- B2
- C3
10How many electrons can occupy the 2nd and 3rd energy levels in a Bohr mode
- A8,18
- B7,17
- C19,9
- D18,8
11What determines what element an atom is
- Aprotons
- Batomic number
- Cneutrons
- Delectrons
12List 2 characteristics of the nucleus of an atom.
- AIt is very dense
- BIt contains nearly all of the atom’s mass
- CIt is very light
- DIt contains no mass
13What is an ion
- ATiny element
- BAn atom that has become charged by gaining
- Cnothing
14When an atom loses electrons, its overall charge is [blank_start]positive[blank_end]
- Apositive
15When an atom gains electrons, its overall charge is [blank_start]negative[blank_end]
- Anegative
16The vertical columns on the periodic table are called [blank_start]groups[blank_end] or [blank_start]families[blank_end]. Elements in the same vertical column have the same number of [blank_start]valance[blank_end] electrons.
- Agroups
- Bfamilies
- Cvalance
17Each horizontal row in the periodic table is called a [blank_start]period[blank_end]. All elements in the same row have the same number of [blank_start]energy levels/shells.[blank_end]
- Aperiod
- Benergy levels/shells
18The periodic table is organized by increasing [blank_start]atomic number[blank_end]
- Aatomic number
19 are the three main classes of elements that make up the periodic table
metal non metal and metalliods- AVerdadeiro
- BFalso
20How does the reactivity of an element change as you move down a group/column in the periodic table
- Amore
- Bless
21The majority of the elements on the periodic table are classified as [blank_start]metals[blank_end]
- Ametals
22Most elements on the periodic table exist in what state
- Asolid
- Bliquid
- Cgas
23In what state are all the elements in column 18 on the periodic table
- Asolid
- Bliquid
- Cgas
Informações
- Descrição
- s
- Autor
- CALEB CUESTAS
- Idioma
- English
- Visualizações
- 2
- Etiquetas
- Avaliação
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