AQA GCSE Chemistry Unit 2

Descripción

A quiz on AQA GCSE unit 2 Chemistry using the specification
Gabi Germain
Test por Gabi Germain, actualizado hace más de 1 año
Gabi Germain
Creado por Gabi Germain hace más de 9 años
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Resumen del Recurso

Pregunta 1

Pregunta
What is a substance called in which atoms of two or more elements are chemically combined?
Respuesta
  • A compound
  • An atom
  • A lattice

Pregunta 2

Pregunta
What bonding is it when electrons are shared?
Respuesta
  • Covalent
  • Ionic

Pregunta 3

Pregunta
Bonding involves the highest energy level of an atom
Respuesta
  • True
  • False

Pregunta 4

Pregunta
Atoms don't want to achieve a full outer shell like a noble gas
Respuesta
  • True
  • False

Pregunta 5

Pregunta
If atoms lose electrons they form...
Respuesta
  • Negatively charged ions
  • Positively charged ions

Pregunta 6

Pregunta
If atoms gain electrons...
Respuesta
  • Positively charged ions
  • Negatively charged ions

Pregunta 7

Pregunta
What do group 1 metals react with to form ionic compounds, with a metal ion that has a single positive charge?
Respuesta
  • Non-metals
  • metals

Pregunta 8

Pregunta
What do group 7 element react with to form ionic compounds, in which halide ions have a single negative charge?
Respuesta
  • Alkali metals
  • Non-metals
  • Metals

Pregunta 9

Pregunta
What is an ionic compound?
Respuesta
  • a giant structure of ions
  • A small structure of ions
  • Ions with a single charge

Pregunta 10

Pregunta
Why are ionic compounds held together by strong electrostatic forces?
Respuesta
  • The ions are oppositely charged
  • The ions have the same charge
  • The structure is large

Pregunta 11

Pregunta
The forces acting in all directions is called ionic bonding
Respuesta
  • True
  • False

Pregunta 12

Pregunta
Covalent bonding forms a __________ bond betwen atoms
Respuesta
  • Weak
  • Strong

Pregunta 13

Pregunta
In metal atoms the electrons in the outer shell become delocalised so are free to move about the structure
Respuesta
  • True
  • False
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