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15 Cards in this Set

  • Front
  • Back
what is the p.h. scale?
it is a way the tells you wether the substance is acidic or alkili
what is p.h. 1 mean and its colour?
it means its a strong acid and the colour is red.
what is p.h. 2 mean and its colour?
it means that its still very strong but a bit weaker than p.h. 1 an it colour is still red but a bit orangey.
what is p.h. 3 mean and its colour?
it means that its still very acidic but a bit weaker than p.h. 2 and the colour is a bit more yellow than p.h.2
what is p.h. 4 and its colour?
it means that its still acidic but a bit weaker than p.h. 3 and the colour is yellow.
what is p.h. 5 and its colour?
it means that its still an acid but a bit weaker than p.h. 4 and the colour is green/ yellow.
what is p.h. 6 and its colour?
it means that its a very weak acid and the colour is more green than yellow.
what is p.h. 7 and its colour?
it means that its nutral (safe, nor acidic nor alkili) and the colour is green.
what is p.h. 8 and its colour?
it means that its a very week alkiline and its dark green.
what is p.h. 9 and its colour?
its a weak alkili and its colour is green / light blue.
what is p.h. 10 and its colour?
it means that its a fairly strong alkili and the colour is light blue.
what is p.h. 11 and its colour?
its still a fairly strong alkili and the colour is blue.
what is p.h. 12 and its colour?
its begining to get into a strong alkili and the colour is dark blue.
what is p.h. 13 and its colour?
its a strong alikili and the colour is dark blue with a hint of purple.
what is p.h. 14 and its colour?
it means that it is a very storng alkili and its colour is dark blue and dark purple.