Test
Science CCA 2
Este test tiene tipos de pregunta que se abren en el reproductor de siempre.
Preguntas del test (31)
1What is a chemical property?
- AHow a substance reacts with another when forming a new substance
- BOccurs when a substance reacts with another substance to produce a new product
2What are some examples of of a chemical property
- Areactions with acids
- Breactions with fire
- CReactions with water
- DReactions with elements
3A [blank_start]physical change[blank_end] is any property that is observed or measured without forming a new substance.
- Aphysical change
4Colour, taste, smell, and state are an example of [blank_start]physical properties.[blank_end]
- Aphysical properties.
5An example of a chemical change is keeping the substance the same.
- AVerdadero
- BFalso
6Occurs when a substance reacts with another substance to produce a new product is a [blank_start]chemical change[blank_end]
- Achemical change
7A physical change is...
- AHow a substance reacts to another when forming a new substance
- BA change to a substance that does not actually change its chemical structure and makeup.
- CAny property that is observed or measured without forming a new substance
- DColour, mallebility, melting/boiling point ect.
8The greeks said this about matter...
- Aeverything is made up of matter
- BAristole started all matter was made up of one or a combination of the 4 elements
- CAir, water, fir, earth
9Dalton said basic particle theory does not distinguish one substance from another.
- AVerdadero
- BFalso
10What did Rutherford say about atoms?
- AThe nucleus contains positive protons and neutral neutrons.
- BThe atoms are made up of matter
11What are the three states of matter?
- ALiquid, Particles, Gas
- BSolid, liquid, gas
- CGas, Air, juice
12[blank_start]Particle theory[blank_end] is "all matter is made of extremely [blank_start]tiny particles[blank_end]"
- AParticle theory
- Btiny particles
13Mechanical mixtures are...
- AHomogenous
- BHeterogeneous
14What are the 3 types of Heterogeneous?
- ABromine, mineral, Surfactant
- BOrdinary, Suspensions, colloids
15What are atoms made up of?
- AElectrons
- BNucleus
- CProtons
- DNeutrons
16Atoms of the same element with different numbers of neutrons which are called [blank_start]isotopes[blank_end]
- Aisotopes
17When an atoms loses or gains electrons those atoms are called [blank_start]Ions[blank_end].
- AIons
18In order to get the atomic mass we add together the protons and neutrons
- AVerdadero
- BFalso
19The atomic number is the same as the number of neutrons
- AVerdadero
- BFalso
20What is valence or outside electrons
- AFormed when 2 ions combine and swap electrons
- BAn electrically neutral atom that has the same number of electrons as protons
21How many electrons can each shell hold?
- A2
- B8
- C8
- D18
- E18
22An [blank_start]ionic bond[blank_end] is formed when 2 ions combine and swap electrons and they must include a metal and a non metal
- Aionic bond
23A [blank_start]covalent bond[blank_end] is 2 non-metals. A bond that eists because atoms are sharing electrons
- Acovalent bond
24Where are the non-metals, metals, and metalloids
- Anon-metals
- Bmetals
- Cmetalloids
25[blank_start]metals[blank_end] conduct energy well, shiny, ductile, sonorous, melleable
- Ametals
26[blank_start]Non-metals[blank_end] are poor conductors, mainly gases, not ductile
- ANon-metals
27[blank_start]Metalloids[blank_end] may conduct energy, shiny or dull, not ductile, all solids.
- AMetalloids
28What are the charges of the columns
- A1
- B2
- C3
- D4
- E3
- F2
- G1
- H0
29we can do a flame test to test for gases like hydrogen and carbon.
- AVerdadero
- BFalso
30Sodium Floride = NaF
This is an example of a [blank_start]Ionic[blank_end] bond- AIonic
31Hydrogen and Oxygen = H2O
This is an example of a [blank_start]covalent[blank_end] bond- Acovalent
Información
- Descripción
- Chemistry
- Autor
- Sadie Beriault
- Idioma
- English
- Visitas
- 10
- Etiquetas
- Valoración
- Aún sin valoraciones Valora este test