Physical and Chemical Changes Multiple Choice Questions 26 PDF Download
Learn physical and chemical changes MCQs, grade 7 science test 26 for online courses learning and test prep, making ammonia multiple choice questions and answers. Making ammonia revision test includes science worksheets to learn for 7th grade science homework help.
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MCQs on Physical and Chemical Changes Quiz PDF Download Worksheets 26
MCQ. Formula of ammonia is
MCQ. Definite 'volume'
- has solids only
- has liquids only
- has gases only
- has solids and liquids both
MCQ. Mixture of iron and sulphur is separated by
MCQ. Particles of iron sulfide are
- physically bonded
- chemically bonded
- biologically bonded
- permanently bonded
MCQ. Plastic was accidently invented when inventor was trying to make
- a cup for coffee
- an artificial ivory of billiard balls
- an artificial sword for martial arts training
- his favourite dish