
Salter och deras egenskaper

Quiz
•
Science
•
9th Grade
•
Easy
Agnieszka Morga
Used 3+ times
FREE Resource
21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vad är ett salt?
Ett salt består av positivt och negativt laddade joner
Jonerna hålls samman av elektriska krafter
Vanligt bordssalt (NaCl) består av natriumjoner (Na⁺) och kloridjoner (Cl⁻)
2.
OPEN ENDED QUESTION
3 mins • 1 pt
Varför tror du salter ofta bildar kristaller?
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3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vad är en kristall?
En kristall har atomer i en regelbunden ordning
Salter som inte är lösta i vatten bildar kristaller
4.
OPEN ENDED QUESTION
3 mins • 1 pt
Hur tror du att en kristall ser ut på insidan?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
Varför tror du att för mycket salt kan vara ohälsosamt?
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
Hur tror du bikarbonat hjälper till att släcka bränder?
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
Kan du nämna några djur som har skal av kalciumkarbonat?
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