Science, asked by shubhvardhan2006, 8 months ago

Describe two characteristics of an element. Write symbols of any two elements

Answers

Answered by Ladylaurel

1

Answer:

oxygen- the symbol is O . it has valency 2 .

oxygen is necessary of all human and animals
it is also used to make acid or to take part in any reaction

Nitrogen- the symbol is N. it has valency 3.

it is used to make nitrates
it is also used to make amonium .

Previous Question

Next Question

Similar questions

English, 4 months ago

A1. Correct the sentences that are wrong and rewrite the correct sentences. i. The lady was free on the following Thursday. The narrator was an actor. ili. The lady had plenty of time to spare. iv. The narrator did not recognize the lady immediately.

History, 4 months ago

define what is jataka ...

Biology, 4 months ago

Draw the flow chart of white blood cells?

Geography, 8 months ago

Removing barriers or restrictions set by the government is called___________...

English, 8 months ago

please answer all the questions using simple past tense of the words in brackets,.....pls no scam....

English, 1 year ago

. arrive alive . road accident fund . HIV/aids awareness campaign Critically discuss each of the four areas have listed above. In your answer provide pros and cons of each as your conclusion for each areas...

Science, 1 year ago

what is double fertilization in flowering plants...

Biology, 1 year ago

definition of after -image or persistence image in bio...