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C12-Chemical Analysis

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Total cards: 18•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (18)

#1
Front (Question)

Purity? in advertising

Back (Answer)

Nothing added to it

#2
Front (Question)

Pure substance? in chemistry

Back (Answer)

Made up of just one element or compound

#3
Front (Question)

Pure water test?

Back (Answer)

melting point= 0degrees boiling point= 100degrees

#4
Front (Question)

Formulation?

Back (Answer)

Mixture designed to produce useful product

#5
Front (Question)

Mixture or pure substance?

Back (Answer)

Melting point experiment

#6
Front (Question)

2 phases of chromatography?

Back (Answer)

Mobile Stationary

#7
Front (Question)

Rf?

Back (Answer)

Retention factor

#8
Front (Question)

Single spot on chromatography paper?

Back (Answer)

= Pure substance

#9
Front (Question)

More than 1 spot on chromatography paper?

Back (Answer)

= Mixture of compounds

#10
Front (Question)

Which forces of attraction will carry a substance a greater distance in the time?

Back (Answer)

Stronger forces of attraction between itself and mobile phase than itself and stationary phase

#11
Front (Question)

Test for Hydrogen?

Back (Answer)

React zinc and dilute acid = zinc sulphate & HYDROGEN collect hydrogen in a test tube

#12
Front (Question)

Positive test for Hydrogen?

Back (Answer)

Lit splint at end of test tube = ‘pops’

#13
Front (Question)

Test for Oxygen?

Back (Answer)

decomposition of hydrogen peroxide with manganese oxide (as catalyst) = water & OXYGEN

#14
Front (Question)

Positive test for Oxygen?

Back (Answer)

Light and blow out splint (glowing) then put in mouth of conical flask SPLINT RELIGHTS = OXYGEN

#15
Front (Question)

Test for carbon dioxide?

Back (Answer)

limewater turns cloudy white

#16
Front (Question)

Positive test for carbon dioxide?

Back (Answer)

Cloudy limewater

#17
Front (Question)

Positive test for chlorine?

Back (Answer)

Damp blue litmus paper turns white

#18
Front (Question)

E. Rf?

Back (Answer)

distance moved by substance / distance moved by solvent