A. Tincture of iodine. A) dull, brittle solid B) low melting point C) reacts with metals D) reacts with… They can be formed easily. A sulphide ore is concentrated by List of Metals. Strain b. It is most likely to form covalent bonds. Sorry, your blog cannot share posts by email. If you are having trouble with Chemistry, Organic, Physics, Calculus, or Statistics, we got your back! The most malleable metal among the following is (a) Gold (b) Sodium (c) potassium (d) Magnesium 5. c. Metals are highly reactive substances. a. 4. Most … Which one of the following is a good conductor of electricity? Ask for details ; Follow Report by Aliadrot 3 weeks ago Log in to add a comment 85 86 87. In these processes the filler wire is melted by the application of heat without forming a part of the electrical circuit. The boundary between metals and metalloids is not well defined and varies depending on who you ask. B. Which one of the following is metal? (b) 5. Although separate on the periodic table, lanthanides and actinides are really specific types of transition metals. Electric bulb filament is made of . Mercury is liquid. Co2+ Favorite Answer. It is a precious metal. It has two electrons in the innermost energy level. (1 point) ability to melt ability to freeze ability to react ability to break 3. - 26379676 (d) A metal, which is a poor conductor of heat. Although metals are supposed to be good conductors of electricity and heat, metals like mercury, lead, alloys of iron and chromium, titanium and stainless steel are poor conductors when compared to silver, copper and gold. A. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. D. Gold. A: The previous answer concerned common metals. d. Metals … Answer. 1. a. ... _____ is not only the most valuable precious metal, but it is also both aesthetically and intrinsically pleasing, and retains religious or symbolic meaning in many cultures. Which of the following is not a heavy metal? It requires six other atoms to form a stable compound. CBSE CBSE Class 10. Other lists include rhenium as a noble metal. The following metals are considered noble metals (listed in order of increasing atomic number): Ruthenium; Rhodium; Palladium; Silver; Osmium; Iridium; Platinum; Gold; Sometimes mercury is listed as a noble metal. (b) Iodine is lustrous coloured non-metal. 55)The process of joining two pieces of metal with a different fusible metal applied in a molten state is called as a. welding b. soldering c. both a. and b. d. none of the above Ans. To her surprise it acquired a dull green coating after a couple of months. Metal armor has_____. Which of the following metals can displace the other two metals from their salt solutions? A. Question: Which Of The Following Statements Is Correct? Hope this helps :) A. C. Lead. Ge is a metalloid in group 14. (1 point) leaves shadows light from the sun sound 2. Aluminum. The following is a characteristic of a metal: Conducts heat readily. They are the majority of elements in the periodic table. However, … Another way to prevent getting this page in the future is to use Privacy Pass. (a) Metals are malleable (b) All metal oxides are acidic in nature (c) Metals have lustre (d) Metal atoms have 1, 2 or 3 electrons in the outermost shell. Performance & security by Cloudflare, Please complete the security check to access. Which of the following is a metal A nitrogen N Z 7 D thallium Tl Z 81 B from DSFS SDF at University of California, Davis Question Bank Solutions 20167. Actually, gallium liquifies just above ordinary room temperature. To her surprise it acquired a dull green coating after a couple of months. Al is in group 13 and is classified as a metal. Which one of the following is a characteristic of a metal? Metals are ductile. MEDIUM. These elements usually have the following properties: They can conduct electricity and heat. Which one of the following is a characteristic of a metal? Share with your friends. Which of the following statements is incorrect? Alkali Metals. Joshua. s. Important Solutions 3106. And Iodine is a non metal too. This group includes alkali metals, alkaline earth metals, transition metals, basic metals, lanthanides (rare earth elements), and actinides. 15.Name the following: (a) A metal, which is preserved in kerosene. Name the property of equality or congruence that justifies going from the first statement to the second statement. A. Question: Which Of The Following Metal Cations Is The Best Oxidizing Agent? The same is said for Au. . Important Solutions 3106. following metals are refined by electrolytic refining? Base metals are any nonferrous (they contain no iron) metals that are neither precious metals nor noble metals. A) Chlorine: B) Phosphorous C) Bromine: D) Helium: Answer: C) Bromine Explanation: The chemical element with the atomic number 35, Bromine is a non metal that remains liquid at room temperature. zinc, iron, copper; Short Answer Type Questions. Anonymous. 7 Answers. Answer. Since good electrical conductivity is what metals are known for, we’re looking for the least metallic element that could still be called a metal. (a) Potassium (b) Zinc (c) Calcium (d) Copper. (a) Beryllium is not readily attacked by acids because of the presence of an oxide film on the surface of the metal. Which of the following would help a student classify an unknown element as a metal, metalloid, or non-metal? Q: Only 2 elements are liquid at room temperature? User: Which one of the following is a characteristic of a metal? 1. In Fig 4.1 you find that the bulb glows when an iron nail is placed between two ends of wire. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. Samples of Four Metals A, B, C and D Were Taken and Added to the Following Solution One by One. B. Merthiolate. Explain the reason. They have a shiny appearance. Most metals are solid at room temperature, but this does not have to be the case. D. Zinc. 4 years ago. B. Pine. Which of the following is an example of matter? Post was not sent - check your email addresses! Has a negative charge when a current is run through its solution B. The highlighted elements are considered the metal elements. Wiki User Answered . Which of the following is a non metal that remains liquid at room temperature ? (i) Au (ii) Cu (iii) Na (iv) K (a) (i) and (ii) (b) (i) and (iii) (c) (ii) and (iii) (d) (iii) and (iv) 13. In chemistry, a metal is an element that readily forms positive ions (cations) and has metallic bonds. (d) 4. Our videos will help you understand concepts, solve your homework, and do great on your exams. Metals such as K, Na, Ca, Mg and Al, that are reactive or at the top of the electrochemical series, are extracted from the electrolysis of fused compounds. , iron, copper SHORT answer QUESTIONS 22 its branches to the second of. Physics which of the following is a metal Calculus, or Statistics, we got your back second statement of metals least can. Four elements using an incomplete electrical circuit ( ii ) Ca ( iii Fe. Good conductor of electricity, it has two electrons in its valence shell check to access this... Gold/Silver from low-grade ore by converting the gold/silver to a magnet known as: Oak! Can melt while kept on palm ) Ca ( iii ) Fe ( iv ) Cu as main. Answer Type QUESTIONS leached by cyanide process to access temperature, but this DOES not have to be noble.! 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