There is no standard order for mentioning colors except as to make the meaning of the sentence make sense and be clear. Alphabetical is ok, order of occurrence in whatever your subject is about is ok, the order of the spectrum is also ok if that makes sense in the sentence.
Please provide the sentences in question in order to obtain the best answer possible. Many sentences are correct.
I will study hard in order that I can pass my exam successfully.
You need to learn the rules of English grammar to be able to correct sentences.
Chemical -> Electrical -> Light
By learning correct grammar.
how to learn English sentences in correct place
write the words in correct order to make correct sentences
Red-Orange-Yellow-Green-Blue-Indigo-Violet
Some sentences that contain correct plurals are: He made biscuits for breakfast, The babies were crying. We had a good time at the parties.
construst 10 sentences
Both sentences are correct.
The two sentences are grammatically correct.