Which element is a metalloid? (a) iron (b) silicon (c) sodium (d) cadmium. What are the characteristics of metalloids? On the periodic table, what are elements from the 7A(17) group called? Which of the following elements is a nonmetal? a. K b. Be c. Ce d. N ...
What is a metalloid ? Give two examples. 01:44 What type of metals are found in free state ? 01:48 Distinguish sublimate from sublime. 02:29 What is sublimation ? 01:55 What is meant by intermolecular space and intermolecular forces of att... 02:46 Mention the factors on which the ex...
Sodium silicate was the core component of a liquid polymer binding solution injected into the ground to crystallize and harden it, in hopes of containing the highly radioactive water produced when the flooded reactor melted down. (Based on later readings, the plan appears to have worked.)...
Which of the following is a metalloid? a. Sodium b .Silica c . Chlorine d . Magnesium e . Argon Which of the elements in the following periodic table are noble gases? Which of the following elements forms an ion with a -1 charge? a. fluorine b. hydrogen c. pot...
Is silicon classified as a metal, a metalloid, or a nonmetal? Explain. Is antimony (Sb) a metal, a semimetal, or a nonmetal? Explain. Classify sodium as a metal, metalloid, or nonmetal and explain your reasoning. Classify chlorine as a metal, metalloid, or nonmetal and explain ...
a.a brittle metalloid element that exists in two allotropic forms; occurs principally in sand, quartz, granite, feldspar, and clay. It is usually a grey crystalline solid but is also found as a brown amorphous powder. It is used in transistors, rectifiers, solar cells, and alloys. Its comp...
Sodiumis an alkali metal and is so soft that it can be easily cut by knife. Can bend without breaking? Flexibility: being able to bend without breaking. Why is aluminum a metallic bond? Aluminum is non-molecular, andeach aluminum nucleus contributes a few of its valence electrons to the ...
A metalloid used to make glass : View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium NCERT Solutions for Class 11 English Medium NCERT Solutions for Class 10 English Medium NCERT Solutions for Class 9 English Medium ...
Is semimetal a metal or nonmetal or metalloid? The metalloids, or semimetals, have properties that are somewhatof a cross between metals and nonmetals. Metalloids tend to be economically important because of their unique conductivity properties (they only partially conduct electricity), which make the...
Is pewter a ferrous metal? Is chlorine a metal? What is nitrogen? A metal, nonmetal or metalloid? Is sodium a metal? Is boron a chemical element? Is steel a chemical element? Are nonmetals reactive? Is Argon classified as a metal or as a non-metal?