WebCompounds are pure substances formed by the combination of elements; they can be decomposed by ordinary chemical means. Can Krypton be decomposed by chemical means? Krypton is an element so it is the simplest form in which it can exist. Therefore it cannot be broken down or decomposed by chemical methods. WebOct 31, 2024 · b. Krypton is an element so it is the simplest form in which it can exist. Therefore it cannot be broken down or decomposed by chemical methods. c. Methane …

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Web15 Which substance can be decomposed by chemical means? (1) cobalt (3) methane (2) krypton (4) zirconium: 3 : a compound...methane CH 4. the other 3 are elements : … WebExpert Answer. Answer: A is decomposed to B and C so A is the …. A pure substance A is found to change upon heating into two new pure substances, B and C. B can be decomposed by chemical means, C cannot be decomposed by chemical means. From this we may conclude that A) A is an element, B and C are compounds B) A and Care … canon ts6420 printer manual

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WebOct 7, 2024 · 6Which substance can not be decomposed by chemical means? 1)a metal 2)an element 3)a mixture 4)a compound 7The formula Al2S3represents 1)NaCl(g) … WebCompounds can be decomposed into elements using chemical means. Most pure substances are compounds. Compounds have a chemical formula. The chemical formula is made up from the symbols of the elements in the compound. It also indicates the number of atoms of each element in the compound. An example of a very important compound is … Web) Which substance can be decomposed by chemical means ? ( 1 ) tungsten ( 2 ) krypton ( 3 ) antimony ( 4 ) methane. 5 . ) Which two substances can not be broken down by chemical change ? canon ts 6420 setup