Answer:
The correct answer is A)
Explanation:
An NMR or Nuclear Magnetic Resonance Spectrometer is an equipment that can be used to study the nature of molecules after their nuclei have been excited with the use of radio waves. Radio waves generated is converted into nuclear magnetic resonance.
The resonance produced can be recognized or decoded by special radio receivers.
Besides recognizing the molecular structure of a chemical compound, it's purity and its content can also be analyzed.
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Mostly made of igneaous rock
The answer is A. How does the cuddle fish change its colors ?
Answer:
titanium (I) chloride
Explanation:
Tin has a chemical formular of "Sn"
Answer:
Lithium
Explanation:
Alkali metals are group of metals which are present in first group of periodic table. As we know atomic number is equal to number of protons contained by a particular element. Therefore, the alkali metals along with there number of protons are listed below;
Alkali Metal Number of Protons
Lithium 3
Sodium 11
Potassium 19
Rubidium 37
Cesium 55
Francium 87
Hence, it is cleared from above table that Lithium is having fewer protons than 10.
